Consider an ideal gas of volume V at temperature T and pressure P. If the entropy of the gas is S, the partial derivative $(\partial P/\partial S)_V$ is equal to
(a)$(\partial T/\partial P)_S$
(b)$(\partial T/\partial V)_P$
(c)$-(\partial T/\partial V)_S$
(d)$(\partial T/\partial S)_P$
Answer
SELF-PRACTICE — the source book printed no answer.
Nothing is invented here, so this question has no answer on record.