Question # 1

The device that is used to measure the temperature of a body called

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Thermometer

Acidimeter

Barometer

Clock timer

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

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0

-1

-2

-3

An instrument is used for measuring temperature is called:

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Barometer

Thermometer

Voltmeter

None of above

The boiling point of mercury is:

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-10 ^oC

150^oC

375^oC

457^oC

Alcohol has specific heat in Jkg^-1 K^-1 is:

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2500

4200

1000

138.6

Water freezes at:

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0° F

32°F

-273 K

0 K

In summers the railways bends due to:

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Expansion

Contraction

Both

None

What will be the value of β for a solid for which α has a value of 2 x 10^-5 C^-1

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2 x 10^-5 K^-1

6 x 10^-5 K^-1

8 x 10^-15 K^-1

8 x 10^-5K^-1

__________ expands on heating?

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Matter

Plasma

Gas

Solid

On Celsius scale, temperature 300 K will be:

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26°C

25°C

24°C

27°C

The changing of a liquid into vapours from the surface of the liquid without heating:

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Cooling

Vaporization

Evaporation

Sublimation

Evaporation takes place at temperature :

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100°C only

0°C only

35°C Only

At all temperature

Normal human body temperature is :

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15°C

98.6°C

37°C

37°F

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