Question # 1

Gravitational force is a:

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Electric force

Magnetic force

Reactional force

Electromotive force.

The acceleration of a body moving the uniform velocity is.

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Uniform

Zero

Negative

Variable

If the velocity of a body becomes double, then its kinetic energy will:

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Remain the same

Become double

Become four time

Become half

Formula of Power:

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P = wt

P = w/t

P = t/w

P = w/t²

Rate of change of momentum is equal to:

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Mass

Torque

Weight

Force

Unit of moment arm (L) is:

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Meter

Mole

Newton

Nm

Liquid pressure at depth h is:

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p/gh

h/pg

pgh

i/pgh

The number 275.00 consists of significant figures.

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4

3

2

5

The radius R of Earth is

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6.4 x 106 m

6.4 x 108 m

6.4 x 1010 m

6.4 x 1012 m

In circular motion, the motion of every particle of body is.

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Direction

Opposite

Same

None of these

Earth revolves around the:

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Moon

Sun

Glaxy

None

The measure of an object tendency to rotate about same axis is :

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Force

Moment arm

Torque

None of these

What is mass of body if W = 580 N ?

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5.8 Kg

0.58 kg

0.058 kg

58 kg

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