Why couldn't you use an electric motor to turn an electrical generator that in turn provides the electrical energy for the motor?
A) No energy converter is 100% efficient.
B) Yes, you can do this!
C) Motors require AC and generators produce DC.
Correct Answer:
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Q2: The work performed by a heat engine
A)
Q3: In one cycle of any heat engine
A)
Q4: If a Carnot heat engine is run
Q5: The amount of disorder in a system
Q6: Some power plants extract energy from the
Q8: Energy added to a cyclical heat engine
A)
Q9: An ideal heat engine is operating between
Q10: The overall direction of change in the
Q11: One important feature of the Carnot cycle
Q12: A Carnot engine is
A) equivalent to the
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