Engineering Thermodynamics The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv). None of these Equal to More than Less than None of these Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will Decrease Increase Increase/decrease depending on application Remain unchanged Decrease Increase Increase/decrease depending on application Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's Hypothesis Gases have two values of specific heat Product of the gas constant and the molecular weight of an ideal gas is constant The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature The sum of partial pressure of mixture of two gases is sum of the two Gases have two values of specific heat Product of the gas constant and the molecular weight of an ideal gas is constant The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature The sum of partial pressure of mixture of two gases is sum of the two ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics General gas equation is PV=nRT PV=KiRT PV=mRT PV = C PV=nRT PV=KiRT PV=mRT PV = C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) rγ - 1 1 - rγ - 1 1 - (1/r) γ - 1/ γ 1 - (1/r) γ/γ - 1 rγ - 1 1 - rγ - 1 1 - (1/r) γ - 1/ γ 1 - (1/r) γ/γ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP