Q1b. (5p) A spark-ignition engine operates on the ideal Otto cycle. The air enters the engine at 101 H 32 °C. The air is then compressed which increases the temperature to 467 °C. If the heat is rejected at 278.95 kJ/kg, determine the compression ratio of the cycle. Consider the variation of specific heat wit temperature.

Q1b. (5p) A spark-ignition engine operates on the ideal Otto cycle. The air enters the engine at 101 H 32 °C. The air is then compressed which increases the temperature to 467 °C. If the heat is rejected at 278.95 kJ/kg, determine the compression ratio of the cycle. Consider the variation of specific heat wit temperature.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Q1b. (5p) A spark-ignition engine operates on the ideal Otto cycle. The air enters the engine at 101 kPa and
32 °C. The air is then compressed which increases the temperature to 467 °C. If the heat is rejected at a rate of
278.95 kJ/kg, determine the compression ratio of the cycle. Consider the variation of specific heat with
temperature.

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