Chemical Engineering Thermodynamics Vapour which is at a pressure smaller than the saturation pressure for the temperature involved is called a __________ vapour. Superheated Desuperheated None of these Non-condensable Superheated Desuperheated None of these Non-condensable ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Simultaneous pressure & temperature change Heating Cooling Both B and C Simultaneous pressure & temperature change Heating Cooling Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Work done in case of free expansion is Indeterminate Zero None of these Negative Indeterminate Zero None of these Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In jet refrigerators, the refrigerating fluid is practically always Brine Water Freon Ammonia Brine Water Freon Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, nRT In P₁/P₂ , is for the____of an ideal gas. Work done under isothermal condition Co-efficient of thermal expansion Work done under adiabatic contition Compressibility Work done under isothermal condition Co-efficient of thermal expansion Work done under adiabatic contition Compressibility ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Negative Unity Infinity Zero Negative Unity Infinity Zero ANSWER DOWNLOAD EXAMIANS APP
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