Engineering Thermodynamics Those substances which have so far not been resolved by any means into other substances of simpler form are called Elements Molecules Compounds Atoms Elements Molecules Compounds Atoms ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an intensive property of a thermodynamic system? Energy Mass Volume Temperature Energy Mass Volume Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is 25 bar 26.03 bar 23.97 bar 34.81 bar 25 bar 26.03 bar 23.97 bar 34.81 bar ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Entropy External energy Internal energy Enthalpy Entropy External energy Internal energy Enthalpy 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) (p1 v1 - p2, v2)/(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] [m R (T1 - T2)] /(γ - 1) (p1 v1 - p2, v2)/(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas None of these Both (A) and (B) Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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