Engineering Thermodynamics For reversible adiabatic process, change in entropy is Zero Minimum Negative Maximum Zero Minimum Negative Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are Isentropic Polytropic Isothermal None of these Isentropic Polytropic Isothermal None of these 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 Temperature Enthalpy Internal energy Entropy Temperature Enthalpy Internal energy Entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called Wood charcoal Bituminous coal None of these Briquetted coal Wood charcoal Bituminous coal None of these Briquetted coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy of a system is the heat supplied at Constant temperature Constant entropy Constant volume Constant pressure Constant temperature Constant entropy Constant volume Constant pressure ANSWER DOWNLOAD EXAMIANS APP