Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? None of these It should be non-explosive It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils Its vapor pressure at the condenser temperature should be very high None of these It should be non-explosive It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils Its vapor pressure at the condenser temperature should be very high ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity is a measure of the None of these Behaviour of ideal gases Relative volatility of a mixture of two miscible liquids Escaping tendencies of the same substance in different phases of a system None of these Behaviour of ideal gases Relative volatility of a mixture of two miscible liquids Escaping tendencies of the same substance in different phases of a system ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal gas, the internal energy depends upon its __________ only. Temperature Molecular size Volume Pressure Temperature Molecular size Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. None of these Work Temperature Kinematic viscosity None of these Work Temperature Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist at equilibrium is X + 3 X X + 2 X + 1 X + 3 X X + 2 X + 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is 100, 000 kW 160, 000 kW 200, 000 kW 320, 000 kW 100, 000 kW 160, 000 kW 200, 000 kW 320, 000 kW ANSWER DOWNLOAD EXAMIANS APP
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