Engineering Thermodynamics The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called Specific heat at constant pressure Specific heat at constant volume None of these Kilo Joule Specific heat at constant pressure Specific heat at constant volume None of these Kilo Joule 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) 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 δQ = T/ds 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 114 kJ 84 kJ 54 kJ 30 kJ 114 kJ 84 kJ 54 kJ 30 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Clausius statement of second law of thermodynamics Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Temperature of a gas is produced due to Surface tension of molecules Its heating value Kinetic energy of molecules Repulsion of molecules Surface tension of molecules Its heating value Kinetic energy of molecules Repulsion of molecules ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to -ve +ve Anywhere between zero and infinity Zero -ve +ve Anywhere between zero and infinity Zero ANSWER DOWNLOAD EXAMIANS APP
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