Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Temperature Pressure Volume Internal energy Temperature Pressure Volume Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics No liquid can exist as liquid at 273°K Centre of earth Zero pressure Vacuum 273°K Centre of earth Zero pressure Vacuum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Enthalpy Temperature Entropy Internal energy Enthalpy Temperature Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Expansion and compression are isentropic Maximum temperature is higher Combustion is at constant volume Heat rejection is lower Expansion and compression are isentropic Maximum temperature is higher Combustion is at constant volume Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas has a minimum molecular mass? Nitrogen Hydrogen Oxygen Methane Nitrogen Hydrogen Oxygen Methane ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Characteristic gas constant of a gas is equal to Cp - Cv Cp /Cv Cv /Cp Cp + Cv Cp - Cv Cp /Cv Cv /Cp Cp + Cv ANSWER DOWNLOAD EXAMIANS APP