Engineering Thermodynamics The polytropic index (n) is given by log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is not the intensive property? Pressure Density Heat Temperature Pressure Density Heat Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The processes occurring in open system which permit the transfer of mass to and from the system, are known as None of the listed here Flow processes Adiabatic processes Non-flow processes None of the listed here Flow processes Adiabatic processes Non-flow processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of pressure in S.I. units is Pascal kg/cm² Dyne per square cm mm of water column Pascal kg/cm² Dyne per square cm mm of water column ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease higher temperature Increase lower temperature Increase higher temperature Decrease lower temperature Decrease higher temperature Increase lower temperature Increase higher temperature Decrease lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a reversible adiabatic process, the ratio of T1/T2 is equal to (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (p2/p1)γ - 1/ γ (v2/v1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (p2/p1)γ - 1/ γ (v2/v1)γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP