Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Entropy External energy Enthalpy Internal energy Entropy External energy Enthalpy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The isothermal and adiabatic processes are regarded as Reversible process Reversible or irreversible process Irreversible process None of the listed here Reversible process Reversible or irreversible process Irreversible process None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Heat transfer is zero Work done is zero but heat increases Both (A) and (B) above Work done is zero Heat transfer is zero Work done is zero but heat increases Both (A) and (B) above Work done is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition for the reversibility of a cycle is The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free All of these The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Extensive property of a system is one whose value Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state Depends on the mass of the system like volume Is dependent on the path followed and not on the state Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state Depends on the mass of the system like volume Is dependent on the path followed and not on the state ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat at constant volume is Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume ANSWER DOWNLOAD EXAMIANS APP