Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Increased or decreased COP ; depending upon the type of refrigerant Enhanced COP No change in the value of COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant Enhanced COP No change in the value of COP Decreased COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics 1st law of thermodynamics is nothing but the law of conservation of Mass Momentum None of these Energy Mass Momentum None of these Energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not an intensive property? Surface tension None of these Heat capacity Chemical potential Surface tension None of these Heat capacity Chemical potential ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For spontaneous changes in an isolated system (S = entropy) Ds <0 Ds > 0 Ds = 0 Ds = Constant Ds <0 Ds > 0 Ds = 0 Ds = Constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is a thermodynamic property of a system? Mass Concentration Entropy Temperature Mass Concentration Entropy Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is -ve +ve Either of the above three ; depends on the nature of refrigerant -ve +ve Either of the above three ; depends on the nature of refrigerant ANSWER DOWNLOAD EXAMIANS APP
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