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? 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 Air refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigerator works on the principle of __________ law of thermodynamics. Second Third First Zeroth Second Third First Zeroth ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ functions are exemplified by heat and work. Path State Point None of these Path State Point None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The intensive properties are Molar volume, density, viscosity and boiling point Refractive index and surface tension None of these Both A and B Molar volume, density, viscosity and boiling point Refractive index and surface tension None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ 3 m³ ) is max imum, when the value of 'n' is 1.44 1 1.66 1.44 1 1.66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is not constant for an ideal gas? (∂P/∂V)V (∂P/∂V)T (∂V/∂T)P All of these (∂P/∂V)V (∂P/∂V)T (∂V/∂T)P All of these ANSWER DOWNLOAD EXAMIANS APP
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