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School Physics Quiz : Sensible Heat & Specific Heat Capacity


Answer the following questions based on specific heat capacity.

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Multiple choice

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1.

If the specific heat capacity of iron is 0.5 J/(g oC), then the heat capacity of an iron solid of mass 80 g is

  160 J/oC

  80 J/oC

  8 J/oC

  40 J/oC

  Half-n-half Clue
 

2.


Consider the graph of temperature (in oC) vs. time (in minutes) given above. From the cooling curves, it is observed that _______ has the lower specific heat capacity.

  liquid B

  liquid A

 

3.

If 720 J of heat are required to increase the temperature of a body by 40oC, then its heat capacity in J/oC is

  4

  18

  28800

  760

  Half-n-half Clue
 

4.

If the temperature of a certain mass of aluminum [having a specific heat capacity of 0.8 J/(g oC)] is lowered by 8oC and the heat lost is 128 J, then the mass of the aluminum is

  16 g

  64 g

  20 g

  80 g

  Half-n-half Clue
 

5.

If 83680 J of heat are required to raise the temperature of 4 kg of water by 5oC, then the specific heat capacity of water in J/(kg oC) is

  4184

  16736

  20920

  8368

  Half-n-half Clue
 

6.


Consider the graph of temperature (in oC) vs. time (in minutes) given above. From the cooling curves, it is observed that _______ cools more rapidly.

  liquid A

  liquid B

 

7.

The SI unit of specific heat capacity is _______.

  Joule/(kg oC)

  Joule/oC

  Erg/oC

  Half-n-half Clue
 


 
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