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 C = P - F + 2 P = F - C - 2 P + F - C = 2 F = C - P - 2 C = P - F + 2 P = F - C - 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. Isothermal None of these Reversible Adiabatic Isothermal None of these Reversible Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation Tds = dE - PdV applies to Open as well as closed systems Single phase fluid of constant composition Single phase fluid of varying composition Both B and C Open as well as closed systems Single phase fluid of constant composition Single phase fluid of varying composition Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Equilibrium constant decreases as the temperature Increases, for an endothermic reaction None of these Increases, for an exothermic reaction Decreases, for an exothermic reaction Increases, for an endothermic reaction None of these Increases, for an exothermic reaction Decreases, for an exothermic reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in Increased COP Decreased COP Same COP Increased or decreased COP ; depending upon the type of refrigerant Increased COP Decreased COP Same COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor for almost all the gases are approximately same at the same Critical pressure and critical temperature None of these Pressure and temperature Reduced pressure and reduced temperature Critical pressure and critical temperature None of these Pressure and temperature Reduced pressure and reduced temperature ANSWER DOWNLOAD EXAMIANS APP
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