The most efficient engine possible is the
A) Kelvin cycle.
B) Otto cycle.
C) Joule cycle.
D) Wright cycle.
E) Carnot cycle.
Correct Answer:
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Q38: The change in entropy is Q/T for
A)
Q39: When water freezes, the entropy of the
Q40: Thermal efficiency (non-Carnot) is
A) Q/T.
B) 1 -
Q41: Coefficient of performance is
A) Qout/Win.
B) Q -
Q42: Only Carnot efficiency is
A) 1 - Qhot/Qcold.
B)
Q44: An example of a reversible process is
Q45: Being the ideal engine, the maximum COP
Q46: Referring to Figure 12-9, a substance carried
Q47: 250. J of work is done in
Q48: A piece of metal at 80°C is
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