Engineering Thermodynamics Change in enthalpy of a system is the heat supplied at Constant volume Constant pressure Constant entropy Constant temperature Constant volume Constant pressure Constant entropy Constant temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process All of the listed here There is no change in enthalpy There is no change in temperature There is no change in internal energy All of the listed here There is no change in enthalpy There is no change in temperature There is no change in internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its temperature and doing external work Raising its temperature Raising its pressure Raising its volume Raising its temperature and doing external work Raising its temperature Raising its pressure Raising its volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? Gay Lussac’s law All of these Boyle's law Charles ‘law Gay Lussac’s law All of these Boyle's law Charles ‘law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant) cv/ cp =R cv = R/ γ-1 Both (B) and (C) cp - cv = R cv/ cp =R cv = R/ γ-1 Both (B) and (C) cp - cv = R ANSWER DOWNLOAD EXAMIANS APP