Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 270 540 300 327 270 540 300 327 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Remains unchanged Increases Decreases Decreases linearly Remains unchanged Increases Decreases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following non-flow reversible compression processes require maximum work? Isothermal process Isobaric process All of these Adiabatic process Isothermal process Isobaric process All of these Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n- octane into pure compounds each at 1 atm is 0.5 RT -RT ln 0.5 -2 RT ln 0.5 2 RT 0.5 RT -RT ln 0.5 -2 RT ln 0.5 2 RT 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 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Extensive properties of a thermodynamic system depend upon the __________ of the system. Pressure Mass Specific volume Temperature Pressure Mass Specific volume Temperature ANSWER DOWNLOAD EXAMIANS APP
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