Could somebody Please work this problem out for me ?

The thermal efficiency,e, of a heat engine is

defined by e = (Qh-Qc)/Qh, where Qh is the heat absorbed in one cycle and Qc is the heat released into a reservoir in one cycle. Find (d^2e)/(dQh^2).

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- June 13th 2006, 12:26 PMmayster17Please Help !!!
Could somebody Please work this problem out for me ?

The thermal efficiency,e, of a heat engine is

defined by e = (Qh-Qc)/Qh, where Qh is the heat absorbed in one cycle and Qc is the heat released into a reservoir in one cycle. Find (d^2e)/(dQh^2). - June 13th 2006, 12:53 PMCaptainBlackQuote:

Originally Posted by**mayster17**

Assuming that is not a function of :

so:

RonL