Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 500° to 700°C 300° to 500°C 900° to 1100°C 700° to 900°C 500° to 700°C 300° to 500°C 900° to 1100°C 700° to 900°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ultimate analysis of coal consists of the determination of the percentage of Carbon All of the listed here Sulphur and ash Hydrogen and nitrogen Carbon All of the listed here Sulphur and ash Hydrogen and nitrogen 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 [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) (p1 v1 - p2, v2)/(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Remains constant Increases None of these Decreases Remains constant Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heating of gas at constant volume is governed by Avogadro's law Boyle's law Gay-Lussac law Charles' law Avogadro's law Boyle's law Gay-Lussac law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) ANSWER DOWNLOAD EXAMIANS APP
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