Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. Both (A) and (B) Do not change Change None of these Both (A) and (B) Do not change Change None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 5 to 8 3 to 6 20 to 30 15 to 20 5 to 8 3 to 6 20 to 30 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the extensive property of a thermodynamic system? Temperature Pressure Volume Density Temperature Pressure Volume Density 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 Cost will be very high Theoretically possible Not possible May be possible with lot of sophistications Cost will be very high Theoretically possible Not possible May be possible with lot of sophistications ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle depends upon Temperature limits Pressure ratio Compression ratio Cut-off ratio and compression ratio Temperature limits Pressure ratio Compression ratio Cut-off ratio and compression ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of n = 1 in the polytropic process indicates it to be Isothermal process Adiabatic process Reversible process Irreversible process Isothermal process Adiabatic process Reversible process Irreversible process ANSWER DOWNLOAD EXAMIANS APP
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