Question # 1

Centripetal force perform

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Maximum work

Minimum work

Negative work

No work

If the tension a stretched string is made four times then the velocity of wave.

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Remains same

Is halved

Becomes twice

Becomes 4 times

The final image formed by a simple microscope.

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Virtual and inverted

Real and erected

Virtual and erected

Real and inverted

Speed of sound in aluminum at 20 ^oC is.

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3600 m/s

5100 m/s

5130 m/s

3500 m/s

Slope of velocity time graph describes a physical quantity called.

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Displacement

Average velocity

Average acceleration

Momentum

Law of physics expressed in term of

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Base quantites

Derived quantities

a and b

None of these

The process followed by Newton for the determination of speed of sound in air is

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Adiabatic

Isothermal

Isobaric

Isochoric

Velocity of sound is independent of

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Temperature

Density

Pressure

Medium

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

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Chemical physics

astrophysics

Mechanics

None of these

In case of planets centripetal force is provided by

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Coulomb's force

Electrostatic force

Gravitational force

Magnetic force

Temperature of a gas is increased from 27 oC to 127 oC. The ratio of its mean K.E. will be

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3/4

9/16

4/3

10/9

Maximum number of components of a vector may be

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Infinite

One

two

three

For an ideal gas, the internal energy is directly proportional to.

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Pressure

volume

Mass

Temperature

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

A man of 5000 kg moves with an acceralation of 1 ms-2 force acting on it is.

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5 N

500 N

50 N

5000 N

The drag force increases as the speed of object

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Become zero

Decreases

Increases

Remains constant

Moment of inertia is measure din

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Kg m2

Kg m-2

Rad s-1

Joule second

Pascal is famous for his work

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Hydrodynamics

Hydrostatics

Laws of gases

Behaviour of elastics bodies

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Physics ICS Part 1 Full Book Mcq's Online Test MCQs With Answers

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