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Physics 9-Ch8 (Thermal Properties of Matter)-MCQs

 

Water freezes at:

Difficulty: Easy
A:

0°F

B:

32°F

C:

-273K

D:

0 K

Normal human body temperature is

Difficulty: Easy
A:

15°C

B:

37°C

C:

37°F

D:

98.6°C

Mercury is used as thermometric material because it has

Difficulty: Medium
A:

Uniform thermal expansion         

B:

Low freeing point

C:

Small heat capacity

D:

All the above properties

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Which of the following material has large specific heat?

Difficulty: Easy
A:

Copper 

B:

Ice

C:

Water

D:

Mercury

Which of the following material has a large value of temperature coefficient of expansion?

Difficulty: Easy
A:

Aluminum

B:

 Gold

C:

Brass

D:

Steel

What will be the value of � for a solid for which � has a value of 2×10−5 �−1?

Difficulty: Hard
A:

2×10−5 �−1

B:

6×10−5 �−1

C:

8×10−15 �−1

D:

8×10−5 �−1

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A large water reservoir keeps the temperature of nearby land due to 

Difficulty: Medium
A:

Low temperature of water

B:

Low specific heat of water

C:

Less absorption of heat

D:

Large specific heat of water

Which of the following affects evaporation?

Difficulty: Medium
A:

Temperature

B:

Surface area of the liquid

C:

Wind

D:

All of the above