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Question

Thermal capacity of 20 g of copper is (Given:Specific heat =0.1 cal/g-K)

A
2 cal/ C
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B
2 cal/ K
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C
8.4 J/K
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D
All of the above
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Solution

The correct option is D All of the above
We know,
Thermal capacity =mC=20×0.1
=2 cal/C
=2 cal/K
=2×4.2 J/K [1 cal=4.2 J]
=8.4 J/K

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