►- Electron in the atom are held in the atom due to

Question : Electron in the atom are held in the atom due to

(A). coulombs force

(B). nuclear force

(C). atomic force

(D). coulombs and nuclear force

►- In the formula of the angular momentum L = rxp (p) denotes the

Question : In the formula of the angular momentum L xp (p) denotes the

(A). displacement

(B). power

(C). momentum

(D). speed

►- The first linear equation of motion is represented as

Question : The first linear equation of motion is represented as

(A). Vi f + at

(B). Vf i-at

(C). Vf i + at

(D). Vf i + a

►- If the turns ratio of transformer is 10 it means that

Question : If the turns ratio of transformer is 10 it means that

(A). Is 0 Ip

(B). Ip 0 Is

(C). Ns 0 Np

(D). IsIp and IpIs

►- The gate whose output is 0 only when the inputs are different is called

Question : The gate whose output is 0 only when the inputs are different is called

(A). XOR

(B). XNOR

(C). NOR

(D). NAND

►- In 1909 Millikan devised the technique for measurement of

Question : In 1909 Millikan devised the technique for measurement of

(A). charge on electron

(B). charge on cathode

(C). charge on neutron

(D). charge on proton

►- At low temperature a body emits radiation of

Question : At low temperature a body emits radiation of

(A). shorter wave length

(B). high frequencies

(C). longer wavelength

(D). low frequencies

►- In a PNP transistor the n-region as compared to the p-region is

Question : In a PNP transistor the n-region as compared to the p-region is

(A). smaller

(B). larger

(C). same

(D). negligible

►- The change in kinetic energy is measured as the difference of

Question : The change in kinetic energy is measured as the difference of

(A). 1/2(mv)�

(B). (mv)�

(C). 1/2(mv)

(D). 1/2(m)�

►- Changing current in a coil produces emf in the same coil is known as

Question : Changing current in a coil produces emf in the same coil is known as

(A). mutual induction

(B). self induction

(C). induced emf

(D). emf

►- According to the system international the length of the substance is measured in

Question : According to the system international the length of the substance is measured in

(A). moles

(B). seconds

(C). meters

(D). kelvin

►- Zero digit is the only digit that

Question : Zero digit is the only digit that

(A). maybe significant

(B). may not be significant

(C). is significant

(D). both maybe and may not be significant

►- At low temperature a body emits radiation of

Question : At low temperature a body emits radiation of

(A). shorter wave length

(B). high frequencies

(C). longer wavelength

(D). low frequencies

►- In 1909 Millikan devised the technique for measurement of

Question : In 1909 Millikan devised the technique for measurement of

(A). charge on electron

(B). charge on cathode

(C). charge on neutron

(D). charge on proton

►- If the turns ratio of transformer is 10 it means that

Question : If the turns ratio of transformer is 10 it means that

(A). Is 0 Ip

(B). Ip 0 Is

(C). Ns 0 Np

(D). IsIp and IpIs

►- In the formula of the angular momentum L = rxp (p) denotes the

Question : In the formula of the angular momentum L xp (p) denotes the

(A). displacement

(B). power

(C). momentum

(D). speed

►- According to the system international the length of the substance is measured in

Question : According to the system international the length of the substance is measured in

(A). moles

(B). seconds

(C). meters

(D). kelvin

►- The first linear equation of motion is represented as

Question : The first linear equation of motion is represented as

(A). Vi f + at

(B). Vf i-at

(C). Vf i + at

(D). Vf i + a

►- In a PNP transistor the n-region as compared to the p-region is

Question : In a PNP transistor the n-region as compared to the p-region is

(A). smaller

(B). larger

(C). same

(D). negligible

►- Changing current in a coil produces emf in the same coil is known as

Question : Changing current in a coil produces emf in the same coil is known as

(A). mutual induction

(B). self induction

(C). induced emf

(D). emf

►- The change in kinetic energy is measured as the difference of

Question : The change in kinetic energy is measured as the difference of

(A). 1/2(mv)�

(B). (mv)�

(C). 1/2(mv)

(D). 1/2(m)�

►- The gate whose output is 0 only when the inputs are different is called

Question : The gate whose output is 0 only when the inputs are different is called

(A). XOR

(B). XNOR

(C). NOR

(D). NAND

►- Zero digit is the only digit that

Question : Zero digit is the only digit that

(A). maybe significant

(B). may not be significant

(C). is significant

(D). both maybe and may not be significant

►- Electron in the atom are held in the atom due to

Question : Electron in the atom are held in the atom due to

(A). coulombs force

(B). nuclear force

(C). atomic force

(D). coulombs and nuclear force

►- If the number 43.75 is rounded off to three digits the result will be

Question : If the number 43.75 is rounded off to three digits the result will be

(A). 43.8

(B). 43.7

(C). 43.6

(D). 43.5

►- The streamlines flow of the water is also known as

Question : The streamlines flow of the water is also known as

(A). laminar flow

(B). turbulent flow

(C). fluid flow

(D). turbulent fluid flow

►- In a half rectification the diode conducts during

Question : In a half rectification the diode conducts during

(A). both half cycles

(B). positive half

(C). negative half

(D). one half input

►- The common type of rectification is

Question : The common type of rectification is

(A). half wave rectification

(B). full wave rectification

(C). quarter wave rectification

(D). both half wave and full wave rectification

►- Range of the projectile will be maximum when the angle of the projectile is

Question : Range of the projectile will be maximum when the angle of the projectile is

(A). 30

(B). 45

(C). 60

(D). 90

►- Elastic collision is the collision in which kinetic energy is

Question : Elastic collision is the collision in which kinetic energy is

(A). conserved

(B). not conserved

(C). increases

(D). decreases

►- The direction of the vector is given by the angle formula of

Question : The direction of the vector is given by the angle formula of

(A). arccos(y/x)

(B). arccos(x/y)

(C). arctan(y/x)

(D). arctan(x/y)

►- According to the system international unit the unit of magnetic flux is

Question : According to the system international unit the unit of magnetic flux is

(A). tesla

(B). NmA-1

(C). weber

(D). N/C

►- If the motor gets over loaded then its

Question : If the motor gets over loaded then its

(A). slows down

(B). back emf decreases

(C). back emf increases

(D). back emf decreases and slows down

►- Michael faraday observed that emf was set up in a conductor in the year of

Question : Michael faraday observed that emf was set up in a conductor in the year of

(A). 1831

(B). 1832

(C). 1840

(D). 1842

►- The heat produced by the current in the wire during t time is determined by

Question : The heat produced by the current in the wire during t time is determined by

(A). H �R

(B). H Rt

(C). H �t

(D). H �Rt

►- The process of vector addition by rectangular components consists of

Question : The process of vector addition by rectangular components consists of

(A). 4steps

(B). 5steps

(C). 6steps

(D). 7steps

►- A geo-stationary satellite orbits the earth once per day so that it seems to be

Question : A geo-stationary satellite orbits the earth once per day so that it seems to be

(A). in motion

(B). stationary

(C). large

(D). small

►- Every action has its equal and opposite reaction is newton's

Question : Every action has its equal and opposite reaction is newton's

(A). first law

(B). second law

(C). third law

(D). fourth law

►- The system international for describing units was built up from

Question : The system international for describing units was built up from

(A). 2 kind of units

(B). 3 kind of units

(C). 4 kind of units

(D). 5 kind of units

►- The centripetal force has the same direction as the

Question : The centripetal force has the same direction as the

(A). centripetal velocity

(B). centripetal acceleration

(C). angular acceleration

(D). angular speed

►- When the charge of 90C passes through wire in 1 hour 15 min then its current will be

Question : When the charge of 90C passes through wire in 1 hour 15 min then its current will be

(A). 10mA

(B). 20mA

(C). 30mA

(D). 40mA

►- The gravity created by some source is called

Question : The gravity created by some source is called

(A). large gravity

(B). artificial gravity

(C). gravitational force

(D). greater gravity

►- The cross product of AxB with Sin angle 180 would produce results equal to

Question : The cross product of AxB with Sin angle 180 would produce results equal to

(A). 0

(B). A

(C). AB

(D). 1

►- Artificial satellites are the objects that orbit around the earth due to

Question : Artificial satellites are the objects that orbit around the earth due to

(A). earths mass

(B). gravity

(C). force

(D). earths weight

►- The centripetal force has the same direction as the

Question : The centripetal force has the same direction as the

(A). centripetal velocity

(B). centripetal acceleration

(C). angular acceleration

(D). angular speed

►- The gravity created by some source is called

Question : The gravity created by some source is called

(A). large gravity

(B). artificial gravity

(C). gravitational force

(D). greater gravity

►- When the charge of 90C passes through wire in 1 hour 15 min then its current will be

Question : When the charge of 90C passes through wire in 1 hour 15 min then its current will be

(A). 10mA

(B). 20mA

(C). 30mA

(D). 40mA

►- The system international for describing units was built up from

Question : The system international for describing units was built up from

(A). 2 kind of units

(B). 3 kind of units

(C). 4 kind of units

(D). 5 kind of units

►- The device named as a transistor has

Question : The device named as a transistor has

(A). emitter and collector equally doped

(B). emitter heavily doped

(C). collector heavily doped

(D). emitter and base equally doped

►- The current voltage graph of the ohmic devices is a

Question : The current voltage graph of the ohmic devices is a

(A). linear graph

(B). non linear graph

(C). parabolic graph

(D). hyperbola graph

►- Ampere unit according to the SI units is a

Question : Ampere unit according to the SI units is a

(A). base unit

(B). derived unit

(C). international unit

(D). both base unit and derived unit

►- If the number to be neglected is greater than 5 the retained number is

Question : If the number to be neglected is greater than 5 the retained number is

(A). increased

(B). decreased

(C). may increased

(D). may decreased

►- Photo diodes applications include the

Question : Photo diodes applications include the

(A). logic circuits

(B). automatic switching

(C). networking

(D). both logic circuits and automatic switching

►- Rheostat can also be used as a

Question : Rheostat can also be used as a

(A). variable resistor

(B). potential divider

(C). barometer

(D). variable resistor as well as potential divider

►- To assist the movement in water, the dolphins have

Question : To assist the movement in water, the dolphins have

(A). laminared bodies

(B). turbulent bodies

(C). fat bodies

(D). streamlined bodies

►- If the number greater than 5 is to be neglected then the retained number is increased by

Question : If the number greater than 5 is to be neglected then the retained number is increased by

(A). 1

(B). 2

(C). 3

(D). 4

►- In a circular motion the direction of motion

Question : In a circular motion the direction of motion

(A). changes continuously

(B). changes after time

(C). never changes

(D). remains constant

►- Range of the projectile will be minimum when the angle of the projectile is

Question : Range of the projectile will be minimum when the angle of the projectile is

(A). 0

(B). 30

(C). 60

(D). 90

►- If the density of the fluid is not constant it is said to be

Question : If the density of the fluid is not constant it is said to be

(A). viscous

(B). incompressible

(C). compressible

(D). both viscous and incompressible

►- The time rate of change of velocity of the body is said to be

Question : The time rate of change of velocity of the body is said to be

(A). displacement

(B). distance

(C). acceleration

(D). velocity

►- If the number greater than 5 is to be neglected then the retained number is increased by

Question : If the number greater than 5 is to be neglected then the retained number is increased by

(A). 1

(B). 2

(C). 3

(D). 4

►- A charged particle will move through region getting undeflected if

Question : A charged particle will move through region getting undeflected if

(A). v /E

(B). v E

(C). v /B

(D). v + E

►- The resistor which is known as heat sensitive resistor is

Question : The resistor which is known as heat sensitive resistor is

(A). thermistor

(B). rheostat

(C). capacitor

(D). resistor

►- Devices that does not obey ohm's law are called

Question : Devices that does not obey ohm's law are called

(A). ohmic devices

(B). non ohmic devices

(C). electric devices

(D). resistive devices

►- The body having mass 40 kg moving with the velocity of 3 m/s will have kinetic energy of

Question : The body having mass 40 kg moving with the velocity of 3 m/s will have kinetic energy of

(A). 120

(B). 150

(C). 160

(D). 180

►- In the inkjet printer the net charges are diverted by deflection plates towards

Question : In the inkjet printer the net charges are diverted by deflection plates towards

(A). paper

(B). nozzle

(C). gutter

(D). ink supplier

►- Current produces magnetic effect due to its

Question : Current produces magnetic effect due to its

(A). mechanical energy

(B). magnetic field

(C). electrical field

(D). chemical energy

►- INTELSAT IV telecommunication satellite has a capacity of handling

Question : INTELSAT IV telecommunication satellite has a capacity of handling

(A). 1 tv channels

(B). 2 tv channels

(C). 3 tv channels

(D). 4 tv channels

►- Force required to slide one layer from another measures the

Question : Force required to slide one layer from another measures the

(A). viscosity

(B). friction

(C). gravity

(D). surface tension

►- At the pivot point the body with the mass m will have a torque by the

Question : At the pivot point the body with the mass m will have a torque by the

(A). force

(B). circle

(C). central point

(D). radius of the circle

►- If fluid is incompressible and it is steady then its mass is

Question : If fluid is incompressible and it is steady then its mass is

(A). increasing

(B). decreasing

(C). same

(D). conserved

►- Ideal standard for measuring base quantities mainly involves

Question : Ideal standard for measuring base quantities mainly involves

(A). 2 characteristics

(B). 3 characteristics

(C). 4 characteristics

(D). 5 characteristics

►- Quantum effects are important only when observing

Question : Quantum effects are important only when observing

(A). small objects

(B). very large objects

(C). atomic size objects

(D). atomic spectra

►- The moving charge experiences magnetic force because of

Question : The moving charge experiences magnetic force because of

(A). magnetic flux

(B). magnetic field

(C). magnetic current

(D). both magnetic flux and field

►- The quantity that remains unchanged in a transformer is

Question : The quantity that remains unchanged in a transformer is

(A). voltage

(B). current

(C). frequency

(D). both voltage and current

►- One of the physical quantities which is not a derived quantity

Question : One of the physical quantities which is not a derived quantity

(A). velocity

(B). acceleration

(C). force

(D). length

►- A vector whose magnitude is zero has a

Question : A vector whose magnitude is zero has a

(A). positive direction

(B). arbitrary direction

(C). negative direction

(D). positive and arbitrary direction

►- Time of flight of the body is given by the formula

Question : Time of flight of the body is given by the formula

(A). t 2vi*sin/g)

(B). t 2Vi + sin/g)

(C). t 2Vi-sin/g)

(D). t 2vi/g)

►- Base units of physical quantities given by the system international are

Question : Base units of physical quantities given by the system international are

(A). six

(B). seven

(C). eight

(D). nine

►- Acceleration produced in a body is the

Question : Acceleration produced in a body is the

(A). scalar quantity

(B). vector quantity

(C). physical quantity

(D). both scalar and vector quantity

►- The torque of the couple is given by ILBxa in which a is a

Question : The torque of the couple is given by ILBxa in which a is a

(A). momentum

(B). moment arm

(C). arm

(D). moment of inertia

►- If the electric field lines are parallel to the area then the electric flux will be

Question : If the electric field lines are parallel to the area then the electric flux will be

(A). min

(B). max

(C). zero

(D). one

►- Transformer is the device that works on the principle of

Question : Transformer is the device that works on the principle of

(A). self induction

(B). Lenz's law

(C). mutual induction

(D). motional emf

►- The practical application of the mutual induction is

Question : The practical application of the mutual induction is

(A). transformer

(B). DC generator

(C). AC generator

(D). capacitor

►- The product of resistance of 1 ohm and the capacitance of 1 farad is equal to

Question : The product of resistance of 1 ohm and the capacitance of 1 farad is equal to

(A). one minute

(B). one sec

(C). one volt

(D). one joule

►- If the work done is greater than 90 angle then the work will be

Question : If the work done is greater than 90 angle then the work will be

(A). negative

(B). positive

(C). zero

(D). minimum

►- The ratio of the forward voltage and a forward current is known as

Question : The ratio of the forward voltage and a forward current is known as

(A). steradian

(B). PN junction

(C). forward resistance

(D). forward junction

►- Gravitational force is the force that is always

Question : Gravitational force is the force that is always

(A). repulsive

(B). attractive

(C). opposite

(D). both repulsive and attractive

►- Open loop gain of an amplifier can be represented by the formula

►- The typical rocket ejects the burnt gases at speeds of over

Question : The typical rocket ejects the burnt gases at speeds of over

(A). 2000 m/s

(B). 3000 m/s

(C). 3500 m/s

(D). 4000 m/s

►- The minimum velocity to put the satellite into orbital motion is

Question : The minimum velocity to put the satellite into orbital motion is

(A). 7.9 km/s

(B). 8.9 km/s

(C). 9 km/s

(D). 9.8 km/s

►- In the system international the luminous intensity is measured in

Question : In the system international the luminous intensity is measured in

(A). moles

(B). kilograms

(C). meters

(D). candelas

►- The frictional effect between the layers of the flowing fluid is known as

Question : The frictional effect between the layers of the flowing fluid is known as

(A). viscosity

(B). friction

(C). gravity

(D). surface tension

►- The law stated as flux is 1/Eo times the total charge is

Question : The law stated as flux is 1/Eo times the total charge is

(A). ohms law

(B). newton's law

(C). gauss's law

(D). coulombs law

►- Magnetic field is set up in region surrounding the current carrying

Question : Magnetic field is set up in region surrounding the current carrying

(A). rod

(B). wire

(C). blog

(D). plate

►- According to the system international the amount of the substance is measured in

Question : According to the system international the amount of the substance is measured in

(A). moles

(B). kilograms

(C). meters

(D). candelas

►- Base quantities can be measured according to the

Question : Base quantities can be measured according to the

(A). selected standards

(B). local standards

(C). global standards

(D). any units

►- In a spaceship the objects revolving around the earth appears to be

Question : In a spaceship the objects revolving around the earth appears to be

(A). small

(B). large

(C). weightless

(D). massive

►- If the fluid has constant density then it is said to be

Question : If the fluid has constant density then it is said to be

(A). thick

(B). in-viscous

(C). compressible

(D). incompressible

►- The heating effect produced by current is due to the

Question : The heating effect produced by current is due to the

(A). collision of electrons

(B). movement of electrons

(C). resistance in electrons

(D). lose of energy

►- In the direction of Y-axis the projection of vector A is represented by the angle

Question : In the direction of Y-axis the projection of vector A is represented by the angle

(A). Cos

(B). Sin

(C). Tan

(D). both Cos and Sin

►- The number of field lines passing at certain area are known as

Question : The number of field lines passing at certain area are known as

(A). electric field

(B). electric flux

(C). electrostatics

(D). electric field lines

►- The change from initial position to the final position is called

Question : The change from initial position to the final position is called

(A). displacement

(B). distance

(C). speed

(D). velocity

►- Filament bulbs are the best examples of the

Question : Filament bulbs are the best examples of the

(A). non ohmic devices

(B). resistive devices

(C). ohmic devices

(D). electric devices

►- Ohmic devices are the devices that consequently

Question : Ohmic devices are the devices that consequently

(A). obey ohms law

(B). doesn't obey ohms law

(C). violate ohms law

(D). satisfy ohms law

►- According to the system international the unit of torque is

Question : According to the system international the unit of torque is

(A). newton meter

(B). newton per meter

(C). newton per meter square

(D). per newton meter

►- The system international unit of the conductivity of the material is

Question : The system international unit of the conductivity of the material is

(A). ohm m

(B). ohm

(C). ohm-1m

(D). ohm-1m-1

►- Equation (E1-IR1-E2-IR2 = 0) is the statement of

Question : Equation (E1-IR1-E2-IR2 ) is the statement of

(A). Kirchhoff's fourth rule

(B). Kirchhoff's third rule

(C). Kirchhoff's second rule

(D). Kirchhoff's first rule

►- In alternative current generator AC current reverses its direction

Question : In alternative current generator AC current reverses its direction

(A). T times per second

(B). f times per second

(C). once/sec

(D). per sec

►- Zero error produced by the measuring instruments is called

Question : Zero error produced by the measuring instruments is called

(A). frequent error

(B). systematic error

(C). random error

(D). frequent or random error

►- Electric charges under the action of electric forces is called

Question : Electric charges under the action of electric forces is called

(A). electrostatic

(B). electric flux

(C). electric field

(D). electric field lines

►- The gravitational and electric forces are inversely proportional to the

Question : The gravitational and electric forces are inversely proportional to the

(A). distance

(B). square of distance

(C). mass

(D). square of mass

►- The y-components of the vector are represented by the formula of

Question : The y-components of the vector are represented by the formula of

(A). Ay + By

(B). Ay-By

(C). Ay + Bx

(D). Ay-Bx

►- Physical quantities having only magnitude are called

Question : Physical quantities having only magnitude are called

(A). vector quantities

(B). scalar quantities

(C). mental quantities

(D). both vector and scalar quantities

►- According to the SI units, the mass of the substance is measured in

Question : According to the SI units, the mass of the substance is measured in

(A). moles

(B). kilograms

(C). meters

(D). candelas

►- The flux will be minimum when the electric field lines to the area are

Question : The flux will be minimum when the electric field lines to the area are

(A). parallel

(B). perpendicular

(C). at angle

(D). at distance

►- The unit vector in the direction of vector F = 6i + 5j is

►- The net force acting on a droplet of water is equal to the

Question : The net force acting on a droplet of water is equal to the

(A). weight-drag force

(B). weight + drag force

(C). weight*drag force

(D). weight/drag force

►- According to the theory of relativity mass of an object is

Question : According to the theory of relativity mass of an object is

(A). depends on particles

(B). speed of light

(C). volume of object

(D). area of object

►- Ballmer series in the region of electromagnetic spectrum is in

Question : Ballmer series in the region of electromagnetic spectrum is in

(A). infrared region

(B). ultraviolet region

(C). visible region

(D). x-ray region

►- Photo diode is used for the detection of

Question : Photo diode is used for the detection of

(A). visible light

(B). invisible light

(C). no light

(D). both visible and invisible light

►- The value of the constant K in the coulomb's law has the value of

Question : The value of the constant K in the coulomb's law has the value of

(A). 9 x 10^3

(B). 9 x 10^5

(C). 9 x 10^7

(D). 9 x 10^9

►- For gauss's law the point charges in closed surface must be distributed

Question : For gauss's law the point charges in closed surface must be distributed

(A). arbitrarily

(B). sequentially

(C). rational

(D). in line

►- The definition and standards of physical quantities were established in

Question : The definition and standards of physical quantities were established in

(A). 1910

(B). 1920

(C). 1950

(D). 1960

►- The chimney works best on the principle of

Question : The chimney works best on the principle of

(A). equation of continuity

(B). Bernoulli's equation

(C). light equation

(D). speed equation

►- Alternative current generator is basically based upon

Question : Alternative current generator is basically based upon

(A). amperes law

(B). Lenz's law

(C). faradays law

(D). coulombs law

►- In photocell cesium coated oxidized silver cathode emits electron for

Question : In photocell cesium coated oxidized silver cathode emits electron for

(A). visible light

(B). ultraviolet

(C). infrared light

(D). x-rays

►- Hydrogen atom doesn't emit x-rays because

Question : Hydrogen atom doesn't emit x-rays because

(A). energy levels are close

(B). energy levels are far

(C). it ha small mass

(D). it has single electron

►- Shark can detect the potential difference of its prey upto the sensitivity of

Question : Shark can detect the potential difference of its prey upto the sensitivity of

(A). micro volt

(B). mega volt

(C). pico volt

(D). nano volt

►- The triangles are said to be isosceles if the angle between their arms are

Question : The triangles are said to be isosceles if the angle between their arms are

(A). equal

(B). opposite

(C). 90

(D). 0

►- The zero digit between two significant figures is

Question : The zero digit between two significant figures is

(A). significant

(B). non significant

(C). may not be significant

(D). maybe significant

►- The potential difference between ends of conductor maintained by the battery is

Question : The potential difference between ends of conductor maintained by the battery is

(A). different

(B). constant

(C). zero

(D). one

►- For detecting the abnormal behavior of the brain the technique used is

Question : For detecting the abnormal behavior of the brain the technique used is

(A). EEG

(B). ECG

(C). ENG

(D). EFG

►- Height of the projectile is given by the formula

Question : Height of the projectile is given by the formula

(A). 2as f� - vi�

(B). 2 f� - vi�

(C). 2s f� - vi�

(D). 2a f� - vi�

►- Device that converts electrical energy into mechanical energy is

Question : Device that converts electrical energy into mechanical energy is

(A). AC generator

(B). DC generator

(C). cell

(D). DC motor

►- Errors that occur during the measurement of the quantities are of

Question : Errors that occur during the measurement of the quantities are of

(A). 2 types

(B). 3 types

(C). 4 types

(D). 5 types

►- Physical quantities that describe the laws of physics are divided into

Question : Physical quantities that describe the laws of physics are divided into

(A). 2 types

(B). 3 types

(C). 4 types

(D). 5 types

►- Geo-stationary satellites are the useful examples of the

Question : Geo-stationary satellites are the useful examples of the

(A). satellite motion

(B). satellite motion

(C). satellite gravity

(D). satellites

►- The wheel will have both rotational and translational kinetic energies when it

Question : The wheel will have both rotational and translational kinetic energies when it

(A). stops

(B). moves

(C). rolls

(D). jumps

►- The energy of a body is of the form known as

Question : The energy of a body is of the form known as

(A). kinetic energy

(B). potential energy

(C). physical energy

(D). both kinetic and potential energy

►- The printer that uses electric charges is called

Question : The printer that uses electric charges is called

(A). inkjet printer

(B). laser printer

(C). deskjet printer

(D). both inkjet and laser printer

►- Bohr's atomic model is based upon

Question : Bohr's atomic model is based upon

(A). Einstein's relativistic theory

(B). classical theory

(C). planks quantum theory

(D). both classical and planks quantum theory

►- If a vector gets multiplied by a negative number then its direction

Question : If a vector gets multiplied by a negative number then its direction

(A). remain same

(B). gets reversed

(C). gets half

(D). gets double

►- Sunlight is directly converted into electrical energy by using

Question : Sunlight is directly converted into electrical energy by using

(A). cells

(B). solar cells

(C). electric generator

(D). electrical energy

►- According to the Bernoulli's equation where the speed is high the pressure will be

Question : According to the Bernoulli's equation where the speed is high the pressure will be

(A). high

(B). low

(C). min

(D). max

►- The turning effect produced by the object depends upon the object's

Question : The turning effect produced by the object depends upon the object's

(A). radius

(B). circumference

(C). length

(D). width

►- The ability of capacitor to store the charge is measured as its

Question : The ability of capacitor to store the charge is measured as its

(A). performance

(B). resistance

(C). capacitance

(D). durability

►- Candela unit according to the system international is a

Question : Candela unit according to the system international is a

(A). base unit

(B). derived unit

(C). supplementary unit

(D). international unit

►- Newton's law of motions were stated by the scientist named as

Question : Newton's law of motions were stated by the scientist named as

(A). Isaac newton

(B). john newton

(C). newton ken

(D). Eric newton

►- The color of the light emitted by LED depends on

Question : The color of the light emitted by LED depends on

(A). its forward bias

(B). its reverse bias

(C). forward current

(D). semiconductor material

►- The voltage of the device having resistance 5 ohm and current 4ampere will be

Question : The voltage of the device having resistance 5 ohm and current 4ampere will be

(A). 10V

(B). 15V

(C). 20V

(D). 25V

►- Torricelli's theorem is one of the applications of the

Question : Torricelli's theorem is one of the applications of the

(A). equation of continuity

(B). Bernoulli's equation

(C). light equation

(D). speed equation

►- Inelastic collision is the collision in which kinetic energy is

Question : Inelastic collision is the collision in which kinetic energy is

(A). conserved

(B). not conserved

(C). increases

(D). decreases

►- If the body is in rest or in uniform velocity it is said to be in

Question : If the body is in rest or in uniform velocity it is said to be in

(A). rest

(B). uniform motion

(C). equilibrium

(D). constant force

►- Power of the machine when the work done is 30j in a time interval 5s will be

Question : Power of the machine when the work done is 30j in a time interval 5s will be

(A). 120W

(B). 125W

(C). 145W

(D). 150W

►- This whole world is composed of small particles that are made up of

Question : This whole world is composed of small particles that are made up of

(A). electrons

(B). protons

(C). cathode

(D). electrons and protons

►- The rate of flow of charge through cross sectional area is known as

Question : The rate of flow of charge through cross sectional area is known as

(A). current

(B). voltage

(C). meter

(D). acceleration

►- Error that occurs due to equally affected measurements is called

Question : Error that occurs due to equally affected measurements is called

(A). random error

(B). systematic error

(C). frequent error

(D). precision

►- From the equations of the distance one that is correct is

Question : From the equations of the distance one that is correct is

(A). Vf i + 2as

(B). Vf� i� + as

(C). Vf� i� + 2a

(D). Vf� i� + 2as

►- The value of one electric volt is equivalent to the value of

Question : The value of one electric volt is equivalent to the value of

(A). 1.8 x 10-19J

(B). 1.9 x 10-19J

(C). 1.6 x 10-19J

(D). 2.1 x 10-19J

►- The tidal pull of the moon can distort the continents pulling up and down upto

Question : The tidal pull of the moon can distort the continents pulling up and down upto

(A). 25 cm

(B). 30 cm

(C). 35 cm

(D). 40 cm

►- The branch of science that deals with the natural phenomena is called

Question : The branch of science that deals with the natural phenomena is called

(A). physics

(B). mathematics

(C). chemistry

(D). English

►- The electromotive force of a battery can be defined with the formula of

Question : The electromotive force of a battery can be defined with the formula of

(A). E R

(B). E R + I

(C). E R + r

(D). E R + Ir

►- The first human satellite of the earth was the man named as

Question : The first human satellite of the earth was the man named as

(A). Bruce McCandless

(B). mark Bruce

(C). ken Bruce

(D). Bruce Hilton

►- The scalar product of the two vectors is also known as

Question : The scalar product of the two vectors is also known as

(A). vector product

(B). dot product

(C). point product

(D). both vector and dot product

►- Physical quantity that has magnitude and direction as well is known as

Question : Physical quantity that has magnitude and direction as well is known as

(A). mass

(B). time

(C). velocity

(D). temperature

►- The whole world can be covered with

Question : The whole world can be covered with

(A). 2 geo-stationary satellites

(B). 3 geo-stationary satellites

(C). 4 geo-stationary satellites

(D). 5 geo-stationary satellites

►- The electric instrument used to measure current in amperes is known as

Question : The electric instrument used to measure current in amperes is known as

(A). ammeter

(B). voltmeter

(C). ohmmeter

(D). avometer

►- If a vector gets multiplied by a positive number then its direction

Question : If a vector gets multiplied by a positive number then its direction

(A). remain same

(B). reversed

(C). gets half

(D). gets double

►- Repeated measurement having different values are the

Question : Repeated measurement having different values are the

(A). random error

(B). frequent error

(C). systematic error

(D). random and frequent error

►- Work done by a body is said to be a quantity known as

Question : Work done by a body is said to be a quantity known as

(A). scalar quantity

(B). vector quantity

(C). physical quantity

(D). both scalar and vector

►- The gravitational force at the center is given by the formula of

Question : The gravitational force at the center is given by the formula of

(A). F Mm/r�

(B). F Mm/r

(C). F M/r�

(D). F m/r�

►- System international unit of work done is Newton meter which is known as

Question : System international unit of work done is Newton meter which is known as

(A). joule

(B). kelvin

(C). ampere

(D). candela

►- When a body moves from one position to another the change is called

Question : When a body moves from one position to another the change is called

(A). displacement

(B). distance

(C). acceleration

(D). velocity

►- The induced current can be increased by

Question : The induced current can be increased by

(A). stronger field

(B). moving loop faster

(C). coil of less turns

(D). moving loop faster and with stronger field

►- Number of digits that are reasonably sure are called

Question : Number of digits that are reasonably sure are called

(A). limitation of instruments

(B). systematic error

(C). frequent error

(D). significant figures

►- The graphical representation of vectors is directed line segment with

Question : The graphical representation of vectors is directed line segment with

(A). direction

(B). point

(C). circle

(D). arrowhead

►- When no kinetic energy is lost the collision is said to be

Question : When no kinetic energy is lost the collision is said to be

(A). inelastic

(B). perfectly elastic

(C). elastic

(D). inelastic or perfectly elastic

►- Change of current of one ampere/sec causes emf of 1 volt will be equal to

Question : Change of current of one ampere/sec causes emf of 1 volt will be equal to

(A). 1 henry

(B). 1 volt/m

(C). 1 ampere

(D). 1 joule

►- The time rate of change of velocity of the body is represented as

Question : The time rate of change of velocity of the body is represented as

(A). (v1 + v2)/t

(B). (v1v2)/t

(C). (v1-v2)/t

(D). (v2-v1)/t

►- The well known formula one racing car has a body with

Question : The well known formula one racing car has a body with

(A). laminared design

(B). turbulent design

(C). flat design

(D). streamlined design

►- The diode characteristic curve is a plot between

Question : The diode characteristic curve is a plot between

(A). current and time

(B). voltage and time

(C). voltage and current

(D). current, voltage and time

►- In a transistor the emitter current is

Question : In a transistor the emitter current is

(A). slightly more than collector

(B). slightly less than collector

(C). equal to the collector

(D). equal to base current

►- In the reading 12.7 first two digits are accurate while third one is

Question : In the reading 12.7 first two digits are accurate while third one is

(A). accurate

(B). precise

(C). doubtful

(D). correct

►- EMF is an abbreviation of the

Question : EMF is an abbreviation of the

(A). electromotive force

(B). electrical motive force

(C). electroni cmotive force

(D). both electromotive and electrical motive force

►- The formula that describes the statement of the coulombs law is

Question : The formula that describes the statement of the coulombs law is

(A). f q1q2/r�

(B). f 1q2/r�

(C). f q2/r�

(D). f q1q2/r

►- In the phenomena of work done by the variable force, the forces

Question : In the phenomena of work done by the variable force, the forces

(A). remain constant

(B). doesn't remain constant

(C). increases

(D). decreases

►- Unit vectors are normally used to represent other vector's

Question : Unit vectors are normally used to represent other vector's

(A). direction

(B). place

(C). velocity

(D). magnitude

►- An ideal black body is

Question : An ideal black body is

(A). an ideal absorber

(B). an ideal radiator

(C). an ideal reflector

(D). an ideal absorber as well as an ideal radiator

►- Energy that is stored in an inductor can be represented by

Question : Energy that is stored in an inductor can be represented by

(A). 1/2(L�I)

(B). 1/2(LI�)

(C). L(I/T)

(D). LI

►- One of the energies that is known as renewable energy is

Question : One of the energies that is known as renewable energy is

(A). coal

(B). oil

(C). tides

(D). natural gas

►- Energy from the gravitational field is the energy obtained from

Question : Energy from the gravitational field is the energy obtained from

(A). wind

(B). biomass

(C). coal

(D). tides

►- The product of the mass and the velocity is known as

Question : The product of the mass and the velocity is known as

(A). impulse

(B). distance

(C). momentum

(D). velocity

►- The rotational kinetic energy of the disc is given by

Question : The rotational kinetic energy of the disc is given by

(A). 1/4(mv�)

(B). 1/2(mv�)

(C). 1/8(mv�)

(D). 1/6(mv�)

►- The typical rocket consumes fuel on the amount of

Question : The typical rocket consumes fuel on the amount of

(A). 8000 kg/s

(B). 9000 kg/s

(C). 10000 kg/s

(D). 11000 kg/s

►- One of the physical quantities which is not a base quantity is

Question : One of the physical quantities which is not a base quantity is

(A). length

(B). mass

(C). force

(D). time

►- Moment of inertia of the thin rod is given by the formula of

Question : Moment of inertia of the thin rod is given by the formula of

(A). 1/12(ml�)

(B). mr�

(C). 2(mr)

(D). 2/5(mr�)

►- The area under the velocity-time graph is equal to the

Question : The area under the velocity-time graph is equal to the

(A). 1/2(VxT)

(B). (Vxt)

(C). 1/2(V + t)

(D). (V + t)

►- If the work done has angle equal to 90 then the work will be

Question : If the work done has angle equal to 90 then the work will be

(A). positive

(B). negative

(C). zero

(D). maximum

►- The unit of gravitational constant G has the dimensions

Question : The unit of gravitational constant G has the dimensions

(A). ML^3T^-2

(B). M^-1L^3T^-2

(C). M^-1T^-2

(D). M^-1L^3T

►- Atomic spectra is an example of

Question : Atomic spectra is an example of

(A). line spectra

(B). continuous spectra

(C). band spectra

(D). both line and continuous spectra

►- Physics is the branch of science the name PHYSICS means

Question : Physics is the branch of science the name PHYSICS means

(A). matter

(B). material

(C). nature

(D). galaxy

►- A geo-stationary satellite orbits around the earth once

Question : A geo-stationary satellite orbits around the earth once

(A). per month

(B). per week

(C). per day

(D). per hour

►- The product of the force and moment arm is known as

Question : The product of the force and moment arm is known as

(A). potential difference

(B). voltage

(C). torque

(D). inertia

►- The density of the air is round about equal to

Question : The density of the air is round about equal to

(A). 1.2041 kg/m�

(B). 1.3041 kg/m�

(C). 1.4041 kg/m�

(D). 1.5041 kg/m�

►- The liquid that is used to conduct current is called

Question : The liquid that is used to conduct current is called

(A). electrolysis

(B). electrode

(C). electrolyte

(D). cathode

►- For detection of brain's behavior EEG and ECG use

Question : For detection of brain's behavior EEG and ECG use

(A). graph

(B). sensors

(C). electrodes

(D). both graph and sensors

►- The cylinder has moment of inertia given by the formula of

Question : The cylinder has moment of inertia given by the formula of

(A). (ml�)

(B). mr

(C). 1/2(mr)

(D). 5(mr�)

►- The angular momentum of the moving body is represented by the symbol

Question : The angular momentum of the moving body is represented by the symbol

(A). L

(B). P

(C). M

(D). T

►- Curved flights at high speed requires centripetal force that is

Question : Curved flights at high speed requires centripetal force that is

(A). small

(B). zero

(C). large

(D). maximum

►- The equation d = r2-r1 is referred to as the body's

Question : The equation d 2-r1 is referred to as the body's

(A). displacement

(B). work

(C). speed

(D). acceleration

►- The constant of equation of continuity is known as

Question : The constant of equation of continuity is known as

(A). flow rate

(B). friction

(C). fluid flow

(D). surface tension

►- Time rate of change of momentum of a body is equal to

Question : Time rate of change of momentum of a body is equal to

(A). displacement

(B). applied force

(C). speed

(D). velocity

►- The dot product of A.B with angle 0 would produce results equal to

Question : The dot product of A.B with angle 0 would produce results equal to

(A). A.B

(B). A

(C). AB

(D). B

►- Natural defect of the person's sense is the

Question : Natural defect of the person's sense is the

(A). random error

(B). systematic error

(C). uncertainty

(D). frequent error