GATE2016-1-16

Question

Which of the following statements are TRUE with respect to heat and work?

1. They are boundary phenomena
2. They are exact differentials
3. They are path functions

• A. both $(i)$ and $(ii)$
• B. both $(i)$ and $(iii)$
• C. both $(ii)$ and $(iii)$
• D. only $(iii)$

Answer 1

Ans: B

Explanation:

Heat and Work both are:

• Boundary Phenomenon.
• Inexact Differential.
• Depends upon the path/process, hence are called path functions.