Engineering Thermodynamics The specific heat of air increases with increase in Both pressure and temperature Variation of its constituents Pressure Temperature Both pressure and temperature Variation of its constituents Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas turbine cycle with regenerator improves Work ratio Thermal efficiency Avoid pollution None of these Work ratio Thermal efficiency Avoid pollution None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) T/P = constant, if v is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant V/T = constant, if p is kept constant T/P = constant, if v is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant V/T = constant, if p is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to +ve Zero -ve Anywhere between zero and infinity +ve Zero -ve Anywhere between zero and infinity ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An ideal gas as compared to a real gas at very high pressure occupies Same volume Less volume Unpredictable behavior More volume Same volume Less volume Unpredictable behavior More volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Pressure Temperature Enthalpy Volume Pressure Temperature Enthalpy Volume ANSWER DOWNLOAD EXAMIANS APP