Engineering Thermodynamics If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be 20°C 40°C 0°C 80°C 20°C 40°C 0°C 80°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off First decreases and then increases Increases Decreases First increases and then decreases First decreases and then increases Increases Decreases First increases and then 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 The value of index ‘n’ The value of heat transferred Particular adiabatic process The end states only The value of index ‘n’ The value of heat transferred Particular adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Total heat of a substance is also known as Enthalpy Thermal capacity Entropy Internal energy Enthalpy Thermal capacity Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Characteristic gas constant of a gas is equal to Cp /Cv Cv /Cp Cp + Cv Cp - Cv Cp /Cv Cv /Cp Cp + Cv Cp - Cv ANSWER DOWNLOAD EXAMIANS APP