explain please
19. In addition to isentropic compression and expansion the air standard Brayton cycle has (a) constant pressure heat addition and constant pressure heat rejection (b) constant volume heat addition and constant volume heat rejection (c) constant pressure heat addition and constant volume heat rejection (d) constant volume heat addition and constant pressure heat rejection 20. In addition to isentropic compression and expansion the air standard Diesel cycle has (a) constant pressure heat addition and constant pressure heat rejection (b) constant volume heat addition and constant volume heat rejection (c) constant pressure heat addition and constant volume heat rejection (d) constant volume heat addition and constant pressure heat rejection
explain please
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answerhappygod
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explain please
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