Question # 1

Rate of change of momentum is called

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Impulse

Force

Torque

Momentum

The magnitude of induced emf depends upon the

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Rate of decrease of magnetic field

Rate of change of magnetic field

Rate of increase of magnetic flux

Constancy of magnetic field

None of these

The current sensitivity of the galvanometer is

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C/BAN

BAN/C

CAN/B

CBN/A

In the compton's effect, it is found that the wavelength of incident x-rays is

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greater than the wavelength of scattered x-rays

equal to the wavelength of scattered x-rays

less than the wavelength of scattered x-rays

any one of these

Blood has a density

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Equal to water

Greater then water

Lesser then water

None of these

Slope of velocity time graph represents:

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Acceleration

Speed

Torque

Work

The bridge circuit of full wave rectification uses

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one diode

two diode

three diode

four diode

The input resistance of the OP-AMP is the resistance between the

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(-) input and output

(+) input and output

(-) and (+) inputs

between any inputs

An object moving through a fluid experiences a retarding force called a

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frictional force

terminal force

opposing force

drag force

If the acceleration of a body is negative, then slope of the velocity-time graph will be:

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Zero

Positive

Negative

Infinity

In a surface tension experiment with a capillary tube water rises up to 0.1 m. if the same experiment is repeated on an artificial satellite, which is resolving around the earth, water will rise in the capillary tube up to a height of

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0.1 m

0.2 m

0.98 m

Full length of the capillary tube

An inkjet printer uses in its operation:

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Neutrons only

Mesons only

Positrons and photons

An electric charge

None of these

The three equation of motions are useful only for

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linear motion with increasing acceleration

line motion with uniform acceleration

linear motion with zero acceleration

linear motion with varying acceleration

Fidelity refers to

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Reproduction of original sound

Reproduction of original image

Reproduction of music

Reproduction of a CD from original copy

The unit of viscosity is SI system is:

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Kg^-1m sec^-1

Kgm^-1 sec^-1

Kg^-1m^-1 sec

None of these

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