A four-stroke engine runs on the Otto cycle. It delivers 150 hp at 3600 rpm. (a) How
Question:
(a) How many cycles are in 1 min?
(b) If the thermal efficiency of the engine is 20%, what is the heat input per minute?
(c) How much heat is wasted (per minute) to the environment?
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a There are two revolutions in each cycle so 3600 rpm is ...View the full answer
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