Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Less pronounced Data insufficient, can't be predicted More pronounced Equal Less pronounced Data insufficient, can't be predicted More pronounced Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂T/∂V)S = (∂p/∂S)V (∂V/∂T)P = -(∂S/∂P)T (∂T/∂P)S = (∂V/∂S)P (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂V/∂T)P = -(∂S/∂P)T (∂T/∂P)S = (∂V/∂S)P (∂P/∂T)V = (∂S/∂V)T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ explains the equilibrium constant for any chemical reaction. Henry's law Law of mass action None of these Hess's law Henry's law Law of mass action None of these Hess's law ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Work done may be calculated by the expression ∫p dA for __________ processes. Both A and B Neither A nor B Adiabatic Non-flow reversible Both A and B Neither A nor B Adiabatic Non-flow reversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Remains unchanged Decreases linearly Decreases Increases Remains unchanged Decreases linearly Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates More accurate plotting Covering of wide range 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 ANSWER DOWNLOAD EXAMIANS APP
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