Question # 1

The magnitude of A will be

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Zero

A²

1

A

The work done will be maximum when angle between F and d.

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180^o

0^o

90^o

60^o

In case the work done in zero.

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Constant pressure

Constant volume

Constant temperature

Constant mass

the locus of all pint in the same wave of vibration is called.

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Wave front

Diffraction

Interference

Polarization

Force acting on the piston to move outward is.

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Compressive stoke

Power stoke

All stoke

Exhaust stoke

The orbital angular momentum is associated with the motion of a body along

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Straight path

Circular path

Curved path

Along any path

With increase of temperature, speed of sound.

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Remains constant

Becomes zero

Decreases

Increases

Blood pressure is measured by

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Hydrometer

Barometer

Sphygmomanometer

Galvanometer

The distance between two consecutive crest is called.

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Displacement

Amplitude

Wave front

Wavelength

--------- is area of physics

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Chemical physics

astrophysics

Mechanics

None of these

The SI unit of power is

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Joule

Newton

Watt

Kilowatt

The frequency of 2nd pendulum is

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0.5 Hz

1 Hz

1.5 Hz

2 Hz

Light entering rom air glass does not change in its.

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Frequency

Wavelength

Velocity

Direction

A wheel of radius 50 cm having an angular speed of a rad /s have linear speed.

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1.5 m/s

3.5 m/s

2.5 m/s

4.5 m/s

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

The study of Physics deals with

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Laws of motion

The structure of space and time

Force present in the nature

All of the above

The direction of angular velocity is determined.

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Left hands rule

Head to tail rule

Right hand rule

General rule

If the wave motion is 0.01 sec and wave speed is 100 ms-1 then frequency of wave is.

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0.5 Hz

1 Hz

10 Hz

100 Hz

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