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001 (part 1 of 3) 10.0 points An engine absorbs 2550 J from a hot reservoi and expels 1219 J to a cold reservoir in each cycle What is the engine's
001 (part 1 of 3) 10.0 points
An engine absorbs 2550 J from a hot reservoi
and expels 1219 J to a cold reservoir in each
cycle
What is the engine's efficiency?
002 (part 2 of 3) 10.0 points
How much work is done in each cycle?
Answer in units of J
003 (part 3 of 3) 10.0 points
What is the mechanical power output of the
engine if each cycle lasts for 0.475 s?
Answer in units of kW.
004 10.0 points
In one cycle, an engine burning a mixture
of air and methanol (methyl alcohol) absorbs
623 J and expels 423 .J.
What is the engine's efficiency?
005 (part 1 of 2) 10.0 points
A heat engine absorbs 326 J of thermal energy
and performs 37.6 J
of work in each cycle
Find the efficiency of the engine
