Engineering Thermodynamics Which law states that the internal energy of a gas is a function of temperature? Charles' law There is no such law Boyle's law Joule's law Charles' law There is no such law Boyle's law Joule's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by Gay-Lussac Clausis Kelvin Joule Gay-Lussac Clausis Kelvin Joule ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Neither mass nor energy crosses the boundaries of the system Both energy and mass cross 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 Neither mass nor energy crosses the boundaries of the system Both energy and mass cross 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 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 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) All of these [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? Volume Pressure All of these Temperature Volume Pressure All of these Temperature ANSWER DOWNLOAD EXAMIANS APP