Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Air refrigeration cycle Carnot refrigeration cycle Vapor compression cycle using expansion valve Vapor compression cycle using expansion engine Air refrigeration cycle Carnot refrigeration cycle Vapor compression cycle using expansion valve Vapor compression cycle using expansion engine 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 < 3 > 2 > 1 < 1 < 3 > 2 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Molar heat capacity of water in equilibrium with ice at constant pressure is __________ Kcal/kg mole . °K 50 100 ∞ 50 100 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ equation predicts the activity co-efficient from experimental data. Lewis-Randall Van Laar Both B & C Margules Lewis-Randall Van Laar Both B & C Margules ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The number of degrees of freedom for a mixture of ice and water (liquid) are 3 2 1 0 3 2 1 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The temperature at which both liquid and gas phases are identical, is called the __________ point. Critical Freezing Triple Boiling Critical Freezing Triple Boiling ANSWER DOWNLOAD EXAMIANS APP
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