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Which of the following is incorrect?

Option: 1

heat capacity can be negative


Option: 2

heat capacity can be infinitely large


Option: 3

heat capacity can be zero


Option: 4

heat capacity can only have positive finite value


Answers (1)

best_answer

Total heat capacity -

C=\frac{dq}{dT}

For adiabatic process

dq = 0 then C = 0

For isothermal

dT=0  then C\rightarrow \infty

If dq < 0 then C is negative

So, "heat capacity can only have a positive finite value" is incorrect.

Posted by

Pankaj

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