Question # 1

The weight of body is 147 N, Its mass will be ________ when g = 10 ms^-2

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1.47 kg

14.7 kg

47 kg

1.51 kg

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

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Law of inertia

Isolated system

System

None

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

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Cart

Earth

Horse

Earth and Cart

The maximum value of friction is:

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Kinetic friction

Static friction

Limiting friction

Dynamic friction

Co-efficient of friction between wood and concrete.

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0.63

0.8

1

0.9

Newton's first law of motion is valid only in the absence of:

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Force

Not force

Friction

Momentum

A string is stretched by two equal and opposite forces 10 N each. The tension in the string is

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Zero

5N

10N

20N

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

Which of the following relation is correct?

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F = m/a

F = m-a

F = ma

F = m + a

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