Question # 1

The unit of co-efficient of linear expansion :

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K

K^-1

Jkg^-1 K^-1

None of these

Decrease in atmospheric pressure predicts:

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Rainy condition

Intense condition

Windy Condition

Pleasant condition

Steam is used to run machine because of high amount of ___________ heat.

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Latent

Great

Large

Nil

In solid, heat is transferred by:

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Radiation

Conduction

Convection

Absorption

Normal human body temperature is

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15oC

37oC

37oF

98.6oC

The unit of heat capacity is:

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Jkg k

JK^-1

Jkg^-1K

J^-1kg^-1K^-1

Coefficient of linear thermal expansion of Steel?

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1.2 x 10^-5

2.2 x 10^-5

0.2 x 10^-5

1.3 x 10^-5

A physical quantity possesses characteristics.

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2

3

4

5

The value of gravitational acceleration when a body is moving in downward direction is.

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10 ms^-1

10 ms^-2

10 m

-10 ms

Which one is a good conductor?

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cotton

air

wool

iron

On heating the strip, ___________ expands more than_______

respectively.

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Brass, Iron

Iron, Brass

Copper, brass

Brass, copper

Weight of the body is due to the :

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Gravitation force

Centripetal force

Centrufugal force

All of the above

The unit of work is :

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J

N

Ns

m

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