Question # 1

Weight is measured by:

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Spring balnce

Measuring cylinder

Physical balnce

None of these

The unit of π is:

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N

m

s

None

All forces are example of contract forces except:

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Air resistance

Tensional

Push force

Gravitational

Law of motion was presented by the scientist.

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Einstein

Newton

Galileo

Archimedes

If the velocity of moving body in circle is doubled, then its centripetal force is

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Double

Half

Four times

Remain

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 boy jumps out of a moving bus. There is danger for him to fall

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Towards the moving bus

In the direction of motion

away from the bus

Opposite to the direction of motion

The force which complete a body to move in circle is:

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Centripetal force

Centrifugal force

Perpendicular force

Tension

The unit of momentum is :

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kgms^-1

kgms^-2

m sec

None

The rage of change of momentum is equal.

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Mass

Force

Weight

None

The momentum of two or more than two bodies intersacting remain constant in:

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Law of inertia

Isolated system

System

None

Which of the following is the 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

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9th Class Physics Chapter 3 Dynamics English Medium KPK Boards Online Mcqs MCQs With Answers

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