Isentropic process means a constant ————– process A) Enthalpy B) Pressure C) Entropy D) None Of Above Related MCQs: Throttling (Joule-Thomson effect) process is a constant ——– process Heating wet steam at constant temperature is heating it at constant As compared to the constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of The value of gas constant ‘R’ is ——- kcal/kg.mole.°C