Question # 1

Water on cooling below 4 ^oC begins to:

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Expand

Contract

Boils

None of these

The sum of kinetic energy and potential energy of molecules or atoms is called.

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Temperature

Internal energy

Kinetic energy

Potential energy

Normal human body temperature is:

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15 ^oC

37^oC

37^oF

98,6 ^oC

The unit of Heat is:

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Kelvin

Joule

Jkg^-1 K^-1

kg

The value of latent heat of fusion ice is:

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3.36 x 10^-5 Jkg^-1

3.36 x 10⁵Jkg^-1

3.36 x 10⁶Jkg^-1

None of these

Ice at ............ °C is more effective in cooling.

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0

-1

-2

-3

__________ expands on heating?

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Matter

Plasma

Gas

Solid

Which of the follow material has large specific heat?

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Copper

Ice

Water

Mercury

If 'm' is a mass of a body and 'c' is its specific heat, then its heat capacity is a given by

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m/c

c/m

mc

mc2

Heat capacity of 5 kg water is.

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2000 JK^-1

2100 JK^-1

21000 JK^-1

210000 JK^-1

The unit of heat capacity is:

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Jkg k

JK^-1

Jkg^-1K

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

Thermostat is a controlling switch:

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Heat

Temperature

Sound

Light

Bimetal strip is made up of two different metal:

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Copper & iron

Brass & Iron

Brass & Nickel

Copper & Nickel

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