Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Bituminous coal Pulverized coal Hard coal Soft coal Bituminous coal Pulverized coal Hard coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is a reversible non-flow process? Hyperbolic process Isobaric process All of these Isochoric process Hyperbolic process Isobaric process All of these Isochoric process 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 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)] [m R (T1 - T2)] /(γ - 1) All of these (p1 v1 - p2, v2)/(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] [m R (T1 - T2)] /(γ - 1) All of these (p1 v1 - p2, v2)/(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Stirling cycle is __________ Carnot cycle. Equal to Less than None of these Greater than Equal to Less than None of these Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant ANSWER DOWNLOAD EXAMIANS APP
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