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Q16 An engine working on the Otto cycle has an air standard efficiency (56%)and rejects (544 Kj/Kg) of air. The pressure and temperature of air at th beginning of compression are (0.1MPA) and (60 °C) respectively . Compute (a) th compression ratio of the engine (b) the work done per kg of air (c) the pressure an temperature at the end of compression and (d) the maximum pressure in the cycle Answers : (a) 7 79 (h) 692 36 Ki/Ka (e) 1770 7 KN/m2 7EG O K (d 5708 0? KN/m

Q16 An engine working on the Otto cycle has an air standard efficiency (56%)and rejects (544 Kj/Kg) of air. The pressure and temperature of air at th beginning of compression are (0.1MPA) and (60 °C) respectively . Compute (a) th compression ratio of the engine (b) the work done per kg of air (c) the pressure an temperature at the end of compression and (d) the maximum pressure in the cycle Answers : (a) 7 79 (h) 692 36 Ki/Ka (e) 1770 7 KN/m2 7EG O K (d 5708 0? KN/m

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Q16 : An engine working on the Otto cycle has an air standard efficiency of (56%)and rejects (544 Kj/Kg) of air. The pressure and temperature of air at the beginning of compression are (0.1MPA) and (60 °C) respectively . Compute (a) the compression ratio of the engine (b) the work done per kg of air (c) the pressure and temperature at the end of compression and (d) the maximum pressure in the cycle. Answers : (a) 7.79 (b) 692.36 Kj/Kg (c) 1770.7 KN/m, 756.9 K (d) 5798.93 KN/m?
Transcribed Image Text:Q16 : An engine working on the Otto cycle has an air standard efficiency of (56%)and rejects (544 Kj/Kg) of air. The pressure and temperature of air at the beginning of compression are (0.1MPA) and (60 °C) respectively . Compute (a) the compression ratio of the engine (b) the work done per kg of air (c) the pressure and temperature at the end of compression and (d) the maximum pressure in the cycle. Answers : (a) 7.79 (b) 692.36 Kj/Kg (c) 1770.7 KN/m, 756.9 K (d) 5798.93 KN/m?
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