Chemical Engineering Thermodynamics Refrigeration cycle Both A and B Neither A nor B Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics Both A and B Neither A nor B Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always < 1 > 2 > 1 < 3 < 1 > 2 > 1 < 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an incompressible fluid, the __________ is a function of both pressure as well as temperature. All of these Internal energy Enthalpy Entropy All of these Internal energy Enthalpy Entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 1 N = 0 N = 1.66 N = y = 1.4 N = 1 N = 0 N = 1.66 N = y = 1.4 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 320, 000 kW 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW 200, 000 kW ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When dilute aqueous solutions of two salts are mixed, the process is associated with Change in temperature which is a function of composition Decrease in temperature No change in temperature Increase in temperature Change in temperature which is a function of composition Decrease in temperature No change in temperature Increase in temperature ANSWER DOWNLOAD EXAMIANS APP
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