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 √(6KT/m) √(2KT/m) √(3KT/m) 3KT/m √(6KT/m) √(2KT/m) √(3KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation. Gibbs-Helmholtz Gibbs-Duhem Margules Van Laar Gibbs-Helmholtz Gibbs-Duhem Margules Van Laar ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 0 N = 1 N = y = 1.4 N = 1.66 N = 0 N = 1 N = y = 1.4 N = 1.66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics (∂E/∂T)V is the mathematical expression for Enthalpy change CV None of these Free energy change Enthalpy change CV None of these Free energy change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics After throttling, gas temperature Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same Decreases Increases May increase or decrease ; depends on the nature of the gas Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The first law of thermodynamics is a restatement of the law of conservation of Mass None of these Momentum Energy Mass None of these Momentum Energy ANSWER DOWNLOAD EXAMIANS APP