Question: Consider the four cases of a heat engine in problem 7.25 and determine if any of those are perpetual machines of the first or second

Consider the four cases of a heat engine in problem 7.25 and determine if any of those are perpetual machines of the first or second kind.
a.

w= 2 kW Q = 4 kW, Qu = 6 kW,

b.

Consider the four cases of a heat engine in problem

c.

Consider the four cases of a heat engine in problem

d.

Consider the four cases of a heat engine in problem
Consider the four cases of a heat engine in problem

w= 2 kW Q = 4 kW, Qu = 6 kW,

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