Chemical Engineering Thermodynamics A system is said to be at equilibrium, if the entropy of the system has reached __________ value. Zero Maximum None of these Minimum Zero Maximum None of these Minimum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c. 205 50 100 200 205 50 100 200 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a common refrigerant? Freon-12 Carbon dioxide Ammonia Ethylene Freon-12 Carbon dioxide Ammonia Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Decreases linearly Decreases Remains unchanged Increases Decreases linearly Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity co-efficient of a substance is the ratio of its fugacity to Activity co-efficient Pressure Activity Mole fraction Activity co-efficient Pressure Activity Mole fraction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Enthalpy changes over a constant pressure path are always zero for __________ gas. A real An easily liquefiable A perfect Any A real An easily liquefiable A perfect Any ANSWER DOWNLOAD EXAMIANS APP