Chemical Engineering Thermodynamics Which of the following is not a reversible process ? Solution of NaCl in water at 50°C None of these Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C Solution of NaCl in water at 50°C None of these Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? It should be non-explosive None of these Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils It should be non-explosive None of these Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas has a volume of 27.3 c.c. at 0°C. Its volume at 10°C (if pressure remains unchanged) will be __________ c.c. 273 283 28.3 2.73 273 283 28.3 2.73 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier diagram is a plot of Temperature vs. internal energy Temperature vs. enthalpy Temperature vs. enthalpy Entropy vs. enthalpy Temperature vs. internal energy Temperature vs. enthalpy Temperature vs. enthalpy Entropy vs. enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a given substance at a specified temperature, activity is __________ to fugacity. Equal Directly proportional None of these Inversely proportional Equal Directly proportional None of these Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During adiabatic expansion of gas Temperature remains constant Pressure remains constant Pressure is increased None of these Temperature remains constant Pressure remains constant Pressure is increased None of these ANSWER DOWNLOAD EXAMIANS APP