Chemical Engineering Thermodynamics Claussius-Clayperon equation gives accurate result, when the All of these Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state All of these Vapour obeys the ideal gas law and the latent heat of vaporisation is constant Vapour pressure is relatively low and the temperature does not vary over wide limits Volume in the liquid state is negligible compared with that in the vapour state ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R loge 4 R log10 4 Cv log10 4 Cv loge 4 R loge 4 R log10 4 Cv log10 4 Cv loge 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is 1.987 BTU/lb. mole °R Both A and B Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B Neither A nor B 1.987 cal/gm mole °K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor. Open Closed Isolated None of these Open Closed Isolated None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg K) to 150 kPa) (entropy of saturated liquid = 1.4336 kJ/kg . K, entropy of saturated vapour = 7.2234 kJ/kg. K) The exit condition of steam is Partially condensed vapour with quality of 0.9 Saturated vapour Superheated vapour Partially condensed vapour with quality of 0.1 Partially condensed vapour with quality of 0.9 Saturated vapour Superheated vapour Partially condensed vapour with quality of 0.1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease in enthalpy corresponding to evolution of heat No change in enthalpy Decrease of entropy Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat No change in enthalpy Decrease of entropy Increase in enthalpy corresponding to absorption of heat ANSWER DOWNLOAD EXAMIANS APP