Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. Temperature Work Kinematic viscosity None of these Temperature Work Kinematic viscosity None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 1.572 4.238 3.389 1.9398 1.572 4.238 3.389 1.9398 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which is a state function? Specific volume Pressure Work Temperature Specific volume Pressure Work Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates Use of only one graph for all gases Easier plotting More accurate plotting Covering of wide range Use of only one graph for all gases Easier plotting More accurate plotting Covering of wide range ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The absolute entropy for all crystalline substances at absolute zero temperature is Indeterminate Negative Zero More than zero Indeterminate Negative Zero More than zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Vaporisation Fusion Sublimation Transition Vaporisation Fusion Sublimation Transition ANSWER DOWNLOAD EXAMIANS APP
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