Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. None of these Increases Remains constant Decreases None of these Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done in an adiabatic process between a given pair of end states depends on The end states only Particular adiabatic process The value of heat transferred The value of index ‘n’ The end states only Particular adiabatic process The value of heat transferred The value of index ‘n’ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an extensive property of a thermodynamic system None of the listed here Extensive energy is utilized Extensive work is done Extensive heat is transferred None of the listed here Extensive energy is utilized Extensive work is done Extensive heat is transferred ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A mixture of gas expands from 0.03 m3 to 0.06 m3 at a constant pressure of 1 MPa and absorbs 84 kJ of heat during the process. The change in internal energy of the mixture is 54 kJ 30 kJ 114 kJ 84 kJ 54 kJ 30 kJ 114 kJ 84 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 - (T1/T2) 1 - (T2/T1) (T1/T2) - 1 1 + (T2/T1) 1 - (T1/T2) 1 - (T2/T1) (T1/T2) - 1 1 + (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to First law of thermodynamics, Work-done by a system is equal to the heat transferred by the system Total energy of a system remains constant Internal energy, enthalpy and entropy during a process remain constant Total internal energy of a system during a process remains constant Work-done by a system is equal to the heat transferred by the system Total energy of a system remains constant Internal energy, enthalpy and entropy during a process remain constant Total internal energy of a system during a process remains constant ANSWER DOWNLOAD EXAMIANS APP