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Q2: An engine working on the dual cycle operates on 1 kg of air per second at 1 bar and 27 °C. Heat added is equal to 2400 kJ/kg. and the constant volume pressure ratio due to heat addition (a=2). Compression ratio r=15. Determine: a) The pressure, volume and temperature at all cardinal points. b) Heat addition at constant pressure and cut-off ratio (B). c) Thermal efficiency. d) Mean effective pressure. Assume, C,-1 kJ/kg. "K, C-0.714 kJ/kg."K

Q2: An engine working on the dual cycle operates on 1 kg of air per second at 1 bar and 27 °C. Heat added is equal to 2400 kJ/kg. and the constant volume pressure ratio due to heat addition (a=2). Compression ratio r=15. Determine: a) The pressure, volume and temperature at all cardinal points. b) Heat addition at constant pressure and cut-off ratio (B). c) Thermal efficiency. d) Mean effective pressure. Assume, C,-1 kJ/kg. "K, C-0.714 kJ/kg."K

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
Problem 1.1MA
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Q2: An engine working on the dual cycle operates on 1 kg of air per second at 1 bar and 27 °C. Heat added is equal to 2400 kJ/kg. and the constant volume pressure ratio due to heat addition (a=2). Compression ratio r=15. Determine: a) The pressure, volume and temperature at all cardinal points. b) Heat addition at constant pressure and cut-off ratio (B). c) Thermal efficiency. d) Mean effective pressure. Assume, C,=1 kJ/kg. "K, C=0.714 kJ/kg."K
Transcribed Image Text:Q2: An engine working on the dual cycle operates on 1 kg of air per second at 1 bar and 27 °C. Heat added is equal to 2400 kJ/kg. and the constant volume pressure ratio due to heat addition (a=2). Compression ratio r=15. Determine: a) The pressure, volume and temperature at all cardinal points. b) Heat addition at constant pressure and cut-off ratio (B). c) Thermal efficiency. d) Mean effective pressure. Assume, C,=1 kJ/kg. "K, C=0.714 kJ/kg."K
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