Chemical Engineering Thermodynamics During a reversible isothermal expansion of an ideal gas, the entropy change is ∞ +ve -ve ∞ +ve -ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will Increase Remain unaltered Increase or decrease ; depends on the particular reaction Decrease Increase Remain unaltered Increase or decrease ; depends on the particular reaction Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In jet refrigerators, the refrigerating fluid is practically always Freon Ammonia Water Brine Freon Ammonia Water Brine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal refrigeration cycle is Same as reverse Carnot cycle The least efficient of all refrigeration processes Same as Carnot cycle Dependent on the refrigerant's properties Same as reverse Carnot cycle The least efficient of all refrigeration processes Same as Carnot cycle Dependent on the refrigerant's properties ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in compression ratio, the efficiency of the otto engine Remains constant Increases linearly Decreases Increases Remains constant Increases linearly Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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