Specific Heat Capacity of a Given (i) Solid and (ii) Liquid by Method of Mixtures NEET Questions

Physics - Experimental Skills

Specific Heat Capacity of a Given (i) Solid and (ii) Liquid by Method of Mixtures MCQ Questions


7.
What is the purpose of using a stirrer in a calorimeter?
A.
To increase temperature
B.
To speed up the process
C.
To ensure uniform heat distribution
D.
To increase energy transfer
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ANSWER :
C. To ensure uniform heat distribution
8.
Why is the calorimeter kept in a thermally insulated environment?
A.
To prevent heat loss
B.
To absorb more heat
C.
To reduce heat exchange
D.
To make the system hotter
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ANSWER :
A. To prevent heat loss
9.
Which of the following has the lowest specific heat capacity?
A.
Iron
B.
Aluminium
C.
Glass
D.
Lead
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ANSWER :
D. Lead
10.
If the temperature of a substance increases rapidly, it means:
A.
It has a high specific heat
B.
It has a low specific heat
C.
It has high density
D.
It has a low thermal conductivity
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ANSWER :
B. It has a low specific heat
11.
Which of the following best defines heat capacity?
A.
Heat required to raise temperature by 1°C
B.
Heat required to melt the substance
C.
Heat required to boil the substance
D.
Heat required to freeze the substance
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ANSWER :
A. Heat required to raise temperature by 1°C
12.
What happens to the heat lost by a hot object in a calorimeter?
A.
It escapes into the surroundings
B.
It is transferred to the surroundings
C.
It is absorbed by the calorimeter
D.
It remains within the system
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ANSWER :
C. It is absorbed by the calorimeter