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 84 kJ 30 kJ 114 kJ 54 kJ 84 kJ 30 kJ 114 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following statement is correct according to Clausis statement of second law of thermodynamics? It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. None of these It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. None of these It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv). More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Entropy change depends on Change of temperature Thermodynamic state Mass transfer Heat transfer Change of temperature Thermodynamic state Mass transfer Heat transfer ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) δQ = T/ds dQ = ds/T δQ = T.ds None of the listed here δQ = T/ds dQ = ds/T δQ = T.ds None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of simple gas turbine cycle depends upon All of these Minimum cycle temperature Pressure ratio Maximum cycle temperature All of these Minimum cycle temperature Pressure ratio Maximum cycle temperature ANSWER DOWNLOAD EXAMIANS APP
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