Engineering Thermodynamics The condition for the reversibility of a cycle is All of these All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All of these All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle More Equal Depends on other factors Less More Equal Depends on other factors Less ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of energy in S.I. units is joule/s joule/m watt Joule joule/s joule/m watt Joule ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an intensive property of a thermodynamic system? Temperature Mass Volume Energy Temperature Mass Volume Energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A heat exchange process in which the product of pressure and volume remains constant is known as Throttling process Isentropic process Heat exchange process Hyperbolic process Throttling process Isentropic process Heat exchange process Hyperbolic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) None of these Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) None of these Does some external work during expansion ANSWER DOWNLOAD EXAMIANS APP
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