Engineering Thermodynamics In closed cycle gas turbine, the air is compressed Isothermally None of these Isentropically Polytropically Isothermally None of these Isentropically Polytropically ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) δQ = T.ds None of the listed here δQ = T/ds dQ = ds/T δQ = T.ds None of the listed here δQ = T/ds dQ = ds/T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) (T1/T2) - 1 1 - (T1/T2) 1 - (T2/T1) 1 + (T2/T1) (T1/T2) - 1 1 - (T1/T2) 1 - (T2/T1) 1 + (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is Not possible Theoretically possible Cost will be very high May be possible with lot of sophistications Not possible Theoretically possible Cost will be very high May be possible with lot of sophistications ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The isothermal and adiabatic processes are regarded as Irreversible process None of the listed here Reversible process Reversible or irreversible process Irreversible process None of the listed here Reversible process Reversible or irreversible process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy of water at 0°C is assumed to be 1 -1 2 1 -1 2 ANSWER DOWNLOAD EXAMIANS APP