Engineering Thermodynamics The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is Greater than one Equal to one None of these Less than one Greater than one Equal to one None of these Less than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle approaches to Otto cycle efficiency when Cut-off is constant Cut-off is zero Cut-off is increased Cut-off is decreased Cut-off is constant Cut-off is zero Cut-off is increased Cut-off is decreased ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Stirling and Ericsson cycles are Semi-reversible cycles Reversible cycles Irreversible cycles Quasi-static cycles Semi-reversible cycles Reversible cycles Irreversible cycles Quasi-static cycles ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The variables which control the physical properties of a perfect gas are Pressure exerted by the gas Volume occupied by the gas All of these Temperature of the gas Pressure exerted by the gas Volume occupied by the gas All of these Temperature of the gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 + (T2/T1) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 ANSWER DOWNLOAD EXAMIANS APP