Chemical Engineering Thermodynamics Boyle's law for gases states that P ∝ V, at constant temperature & mass of the gas P/V = constant, for any gas P ∝ 1/V, when temperature is constant P ∝ 1/V, when temperature & mass of the gas remain constant P ∝ V, at constant temperature & mass of the gas P/V = constant, for any gas P ∝ 1/V, when temperature is constant P ∝ 1/V, when temperature & mass of the gas remain constant ANSWER DOWNLOAD EXAMIANS APP
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 In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process. Polytropic Isentropic Isothermal Adiabatic Polytropic Isentropic Isothermal Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition. Internal energy Helmholtz free energy Enthalpy Gibbs free energy Internal energy Helmholtz free energy Enthalpy Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of an __________ process, the temperature of the system increases. Adiabatic compression Isothermal compression Adiabatic expansion Isothermal expansion Adiabatic compression Isothermal compression Adiabatic expansion Isothermal expansion 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
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