Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Ammonia Liquid sulphur dioxide Methyl chloride Freon Ammonia Liquid sulphur dioxide Methyl chloride Freon ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. No change Decrease None of these Increase No change Decrease None of these Increase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ? Compressor Refrigerator Expansion valve Condenser Compressor Refrigerator Expansion valve Condenser ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The adiabatic throttling process of a perfect gas is one of constant enthalpy Which can be performed in a pipe with a constriction In which there is a temperature drop In which there is an increase in temperature Which is exemplified by a non-steady flow expansion Which can be performed in a pipe with a constriction In which there is a temperature drop In which there is an increase in temperature Which is exemplified by a non-steady flow expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Becomes zero Becomes infinity Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes zero Becomes infinity Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigeration cycle is the same as a __________ cycle, None of these Reversed heat engine Turbine Heat engine None of these Reversed heat engine Turbine Heat engine ANSWER DOWNLOAD EXAMIANS APP
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