Question # 1

Co-efficient of friction between glass and glass.

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1.0

0.9

1

0.8

The mass of a body

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Decreases when accelerated

Increases when accelerated

Decreases when moving with high velocity

None of the above

When horse pulls a cart, the action is on the?

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Cart

Earth

Horse

Earth and Cart

In velocity the body become double , then centripetal force will be:

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Half

Three times greater

Double

Four times greater

Newton related inertia of the body with its

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Weight

Mass

Density

Force

Motion of the rocket is the example of which law?

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First law

Second law

Third law

Law of momentum

Waking on earth is the example of

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1st law of motion

Second law of motion

Third law of motion

Law of Momentum

A ball of mass 1 kg moving with velocity 2 ms-1, Its momentum will be

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1 Ns

2 Ns

0.5 Ns

4 Ns

In which case it is easy for the tyre to roll over:

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Rough ground

Smooth ground

Same

None

A mass of a body:

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Decreases when accelerated

Increases when accelerated

Decreases when moving with velocity

None of the above

Which of the following is unit of momentum?

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Nm

Kgms^-2

Ns

Ns^-1

Product of mass and velocity of a body is called.

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Torque

Force

Work

Momentum

Gravitational pull of earth is called:

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Weight

Mass

^Force

Tension

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Physics 9th Class English Medium Unit 3 Online Test MCQs With Answers

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