Engineering Thermodynamics The value of n = 1 in the polytropic process indicates it to be Reversible process Isothermal process Irreversible process Adiabatic process Reversible process Isothermal process Irreversible process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/93th 1/273th 1/27th 1/173th 1/93th 1/273th 1/27th 1/173th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents Either heat absorbed or heat rejected None of the listed here Heat rejected Heat absorbed Either heat absorbed or heat rejected None of the listed here Heat rejected Heat absorbed ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Increase in temperature Degradation of energy Decrease in pressure Increase in availability of energy Increase in temperature Degradation of energy Decrease in pressure Increase in availability of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an irreversible cycle? Carnot Stirling Ericsson None of these Carnot Stirling Ericsson None of these ANSWER DOWNLOAD EXAMIANS APP