Problem 3. A heat engine operates in a Carnot cycle between 40.0°C and 230°C. It absorbs 15kJ of energy per cycle from the hot reservoir. The duration of each cycle is 1.00 s. • (a) Find the efficiency of the engine. (b) What is the mechahical power output of this engine? • (c) How much energy does it expel in each cycle by heat?

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Chapter1: Units, Trigonometry. And Vectors
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• Problem 3. A heat engine operates in a Carnot
cycle between 40.0°C and 230°C. It absorbs 15kJ of
energy per cycle from the hot reservoir. The duration
of each cycle is 1.00 s.
(a) Find the efficiency of the engine.
(b) What is the mechanical power output of this
engine?
(c) How much energy does it expel in each cycle by
heat?
Transcribed Image Text:• Problem 3. A heat engine operates in a Carnot cycle between 40.0°C and 230°C. It absorbs 15kJ of energy per cycle from the hot reservoir. The duration of each cycle is 1.00 s. (a) Find the efficiency of the engine. (b) What is the mechanical power output of this engine? (c) How much energy does it expel in each cycle by heat?
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