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Unformatted text preview: lie (el7352) – HW12 – markert – (56480) 1 This printout should have 9 questions. Multiplechoice questions may continue on the next column or page – find all choices before answering. 001 (part 1 of 2) 10.0 points A heat engine absorbs 264 J of thermal energy and performs 10 . 5 J of work in each cycle. Find the efficiency of the engine. 002 (part 2 of 2) 10.0 points Find the thermal energy expelled in each cy cle. Answer in units of J. 003 (part 1 of 2) 10.0 points A particular engine has a power output of 2 kW and an efficiency of 28%. If the engine expels 9025 J of thermal en ergy in each cycle, find the heat absorbed in each cycle. Answer in units of J. 004 (part 2 of 2) 10.0 points Find the time for each cycle. Answer in units of s. 005 (part 1 of 2) 10.0 points An engine absorbs 430 J of heat and does 140 J in each cycle. What is its efficiency? 006 (part 2 of 2) 10.0 points How much heat is rejected in each cycle?...
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 Fall '09
 IRENEPOLYCARPOU
 Physics, Thermodynamics, Energy, Heat, Thermal Energy

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