Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Temperature Pressure Internal energy Volume Temperature Pressure Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) (p1 v1 - p2, v2)/(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these [m R (T1 - T2)] /(γ - 1) (p1 v1 - p2, v2)/(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these [m R (T1 - T2)] /(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas turbine cycle with regenerator improves Work ratio None of these Avoid pollution Thermal efficiency Work ratio None of these Avoid pollution Thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The atomic mass of oxygen is 14 121 16 18 14 121 16 18 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The state of a substance whose evaporation from its liquid state is complete, is known as Steam Perfect gas Vapour Air Steam Perfect gas Vapour Air ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as Volume, if temperature is kept constant Temperature Absolute temperature, if volume is kept constant None of these Volume, if temperature is kept constant Temperature Absolute temperature, if volume is kept constant None of these ANSWER DOWNLOAD EXAMIANS APP
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