Engineering Thermodynamics The absolute zero temperature is taken as -273°C 237°C -237°C 273°C -273°C 237°C -237°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K 735 J/kmol °K 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K 735 J/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Boyle's law Charles' law Joule's law Gay Lussac’s law Boyle's law Charles' law Joule's law Gay Lussac’s law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called Free expansion Hyperbolic expansion Parabolic expansion Adiabatic expansion Free expansion Hyperbolic expansion Parabolic expansion Adiabatic expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Mond gas is obtained by Passing steam over incandescent coke Carbonisation of bituminous coal Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing air and a large amount of steam over waste coal at about 650°C Passing steam over incandescent coke Carbonisation of bituminous coal Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing air and a large amount of steam over waste coal at about 650°C 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)] All of these (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these (p1 v1 - p2, v2)/(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
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