Work done per cycle:
WA = Qin - Qout = 4000 - 3000 = 1000J
Rank these engines on the basis of the work they perform per cycle.
A B C D E F
Q_in =4000J Q_in=2000J Q_in=1000J Q_in=2000J Q_in=3000J Q_in=1500J
Q_out= 3000J Q_out=500J Q_out=200J Q_out=1000J Q_out=1500J Q_out=500J
f=50Hz f=50Hz f=200Hz f=100Hz f=150Hz f=200Hz
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