Question # 1

Center of gravity of an irregular shaped body can be found with help of:

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Screw guage

Plumbline

Meter rode

Wedge

A train is moving at a speed 36 kmh^-1 Its speed expressed in ms^-1

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10 ms^-1

20 ms^-1

25m ms^-1

30 ms^-1

The density of a substance can be found with the help of:

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Pascal's law

Hook's law

Archimedes principle

Principle of floatation

Minor but rapid change in atmospheric pressure cause:

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Poor condition

Intense condition

Windy condition

Pleasant condition

The main source of energy n the universe is:

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Moon

Stars

Sun

Planets

Rate of doing work is called

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Energy

Torque

Power

Momentum

A couple is formed by:

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two forces perpendicular to each other

Two like parallel forces

To equal and opposite forces in the same line.

Two equal and opposite forces not in the same line

The unit of momentum is:

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kgms^-2

kgms^-1

Ns^-1

None of these

The velocity and acceleration of the body moving with uniform speed in a circular path will be:

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In same direction

In opposite direction

Mutually perpendicular

Equal

The condition of equilibrium are:

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2

3

4

5

The centre of gravity of irregular shaped body can be found with the help of:

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Wedge

Meter rod

Plumb line

Screw gauge

Which surface is best reflector of heat?

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dull black surface

coloured surface

white surface

shining slivered surface

How many scales of measurement of temperature are?

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One

Two

Three

Four

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