Engineering Thermodynamics The polytropic index (n) is given by log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done is zero for the following process Throttling Constant volume All of the listed here Free expansion Throttling Constant volume All of the listed here Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Temperature of a gas is produced due to Kinetic energy of molecules Repulsion of molecules Surface tension of molecules Its heating value Kinetic energy of molecules Repulsion of molecules Surface tension of molecules Its heating value ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy Decreases First increases and then decreases Increases Remain constant Decreases First increases and then decreases Increases Remain constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Total heat of a substance is also known as Enthalpy Entropy Internal energy Thermal capacity Enthalpy Entropy Internal energy Thermal capacity ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. One constant pressure, one constant volume Two constant pressure Two isentropic Two constant volume One constant pressure, one constant volume Two constant pressure Two isentropic Two constant volume ANSWER DOWNLOAD EXAMIANS APP