Engineering Thermodynamics The calorific value of gaseous fuel is expressed in kJ kJ/kg kJ/m3 kJ/m2 kJ kJ/kg kJ/m3 kJ/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an extensive property of a thermodynamic system Extensive work is done Extensive heat is transferred None of the listed here Extensive energy is utilized Extensive work is done Extensive heat is transferred None of the listed here Extensive energy is utilized ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A closed system is one in which Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The variables which control the physical properties of a perfect gas are All of these Pressure exerted by the gas Volume occupied by the gas Temperature of the gas All of these Pressure exerted by the gas Volume occupied by the gas Temperature of the gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During throttling process All of these There is no change of internal energy of steam No work is done by expanding steam Heat exchange does not take place All of these There is no change of internal energy of steam No work is done by expanding steam Heat exchange does not take place 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) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) ANSWER DOWNLOAD EXAMIANS APP