Engineering Thermodynamics For which of the following substances, the internal energy and enthalpy are the functions of temperature only Saturated steam Any gas Water Perfect gas Saturated steam Any gas Water Perfect gas 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)] (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mcp (T2 - T1) mR (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) mcp (T2 - T1) mR (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Extensive property of a system is one whose value Is dependent on the path followed and not on the state Depends on the mass of the system like volume Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state Is dependent on the path followed and not on the state Depends on the mass of the system like volume Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) δQ = T/ds None of the listed here dQ = ds/T δQ = T.ds δQ = T/ds None of the listed here dQ = ds/T δQ = T.ds ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of energy is S. I. units is Joule/meter (J/m) Joule (J) Joule meter (Jm) Watt (W) Joule/meter (J/m) Joule (J) Joule meter (Jm) Watt (W) ANSWER DOWNLOAD EXAMIANS APP
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