Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Enthalpy Temperature Volume Pressure Enthalpy Temperature Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 3 Ru × T 1.5 Ru × T 2 Ru × T Ru × T 3 Ru × T 1.5 Ru × T 2 Ru × T Ru × T ANSWER DOWNLOAD EXAMIANS APP
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 None of these Change Both (A) and (B) Do not change None of these Change ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as Otto cycle Stirling cycle Carnot cycle Diesel cycle Otto cycle Stirling cycle Carnot cycle Diesel cycle 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) P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle depends upon Pressure ratio Volume compression ratio Cut-off ratio and compression ratio Temperature limits Pressure ratio Volume compression ratio Cut-off ratio and compression ratio Temperature limits ANSWER DOWNLOAD EXAMIANS APP
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