Chemical Engineering Thermodynamics With increase in reduced temperature, the fugacity co-efficient of a gas at constant reduced pressure Decreases linearly Increases Decreases Remains same Decreases linearly Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is 30554 4364.9 10373 4988.4 30554 4364.9 10373 4988.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy change of mixing two liquid substances is a function of the All of these Temperature only Concentration of the constituents only Quantities of the constituents only All of these Temperature only Concentration of the constituents only Quantities of the constituents only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Equal Less pronounced More pronounced Data insufficient, can't be predicted Equal Less pronounced More pronounced Data insufficient, can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Remains unchanged Decreases linearly Increases Decreases Remains unchanged Decreases linearly Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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