Chemical Engineering Thermodynamics For a given substance at a specified temperature, activity is __________ to fugacity. Directly proportional Inversely proportional None of these Equal Directly proportional Inversely proportional None of these Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCv ln (T₂/T₁) is valid for Heating of a substance Cooling of a substance Reversible isothermal volume change Simultaneous heating and expansion of an ideal gas Heating of a substance Cooling of a substance Reversible isothermal volume change Simultaneous heating and expansion of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigeration capacity of a household refrigerator may be round about __________ tons. 0.15 4.5 6.5 1.5 0.15 4.5 6.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 1st law of thermodynamics is nothing but the law of conservation of None of these Momentum Energy Mass None of these Momentum Energy Mass ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is a thermodynamic property of a system? Entropy Temperature Mass Concentration Entropy Temperature Mass Concentration ANSWER DOWNLOAD EXAMIANS APP
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