Chemical Engineering Thermodynamics Second law of thermodynamics is concerned with the Amount of energy transferred Non-cyclic processes only Direction of energy transfer Irreversible processes only Amount of energy transferred Non-cyclic processes only Direction of energy transfer Irreversible processes only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics With increase in temperature, the internal energy of a substance May increase or decrease; depends on the substance Remains unchanged Decreases Increases May increase or decrease; depends on the substance Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal liquid solution, which of the following is unity? Activity Fugacity Fugacity co-efficient Activity co-efficient Activity Fugacity Fugacity co-efficient Activity co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) √(3KT/m) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) √(2KT/m) 3KT/m √(6KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as P = F - C - 2 F = C - P - 2 P + F - C = 2 C = P - F + 2 P = F - C - 2 F = C - P - 2 P + F - C = 2 C = P - F + 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Freon-12 Propane Ethyl chloride or methyle chloride NH₃ or CO₂ Freon-12 Propane Ethyl chloride or methyle chloride NH₃ or CO₂ ANSWER DOWNLOAD EXAMIANS APP
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