Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Work and Heat Transfer
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An air-standard dual cycle has a compression ratio of 9.1 and displacement of Va = 2.2L. At the beginning of compression, Pi = 95 kPa, and T = 290 K. The heat addition is 5 kJ, with one quarter added at constant volume and the rest added at constant pressure. Determine: a) each of the unknown temperatures at the various state, in K. b) the net work of the cycle, in kl. c) the power developed at 3000 cycles per minute, in kW. d) the thermal efficiency. e) the mean effective pressure, in kPa.
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Transcribed Image Text:An air-standard dual cycle has a compression ratio of 9.1 and displacement of Va = 2.2L. At the beginning of compression, Pi = 95 kPa, and T = 290 K. The heat addition is 5 kJ, with one quarter added at constant volume and the rest added at constant pressure. Determine: a) each of the unknown temperatures at the various state, in K. b) the net work of the cycle, in kl. c) the power developed at 3000 cycles per minute, in kW. d) the thermal efficiency. e) the mean effective pressure, in kPa.
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