Question # 1

A large water reservoir heeps the temperature of nearby land moderate due to:

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Low temperature

Low specific heat of water

Less absorption of heat

Large specific heat of water

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

The temperature if steam is

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0°C

100°C

273°C

-273°C

Dogs sweat through:

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Tongue

Legs

Skin

Glands

Heat capacity of 5 kg water is.

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2000 JK^-1

2100 JK^-1

21000 JK^-1

210000 JK^-1

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

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

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2500

4200

1000

138.6

Bimetallic strip works on the principle of

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expansion of metals

contraction of metals

both (A) and (B)

unequal expansion of metals

Water freezes at .

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0^o F

32 ^oF

-273 K

0 K

Latent heat of fusion is denoted by:

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H1

Hm

Hv

Hf

Which of the following affects evaporation?

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Temperature

Surface area of the liquid

Wind

All of the above

The freezing point of Mercury is:

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49 ^oC

-49^oC

39^oC

-39^oC

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