Question # 1

When the cyclist stop pedalling, bicycle stops due to :

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Friction

Momentum

Weight

Mass

On Celsius scale, temperature 300 K will be:

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26°C

25°C

24°C

27°C

Significant figures in 0.0010 are.

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One

Two

Three

Four

In solid, heat is transferred by:

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Radiation

Conduction

Convection

Absorption

Newton related inertia of the body with its

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Weight

Mass

Density

Force

Evaporation causes:

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Melting

Boiling

Freezing

Cooling

__________ is a major source of heat:

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Mercury

Sun

Fire

Moon

Bimetal strip is made up of two different metal:

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Copper & iron

Brass & Iron

Brass & Nickel

Copper & Nickel

Heat reflected form the body depends upon :

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Colour and form

Form and speed

Color and speed

None

A refrigerator is based on the principles of .

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Mechanics

Electricity

Thermodynamics

Electronics

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

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Towards the moving bus

Away from the bus

In the direction of motion

Opposite to the direction of motion

Which of the following is the unit of momentum?

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Nm

kgms^-2

Ns

Ns^-1

GPS consists of __________ earth satellites.

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30

2

7

24

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