Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy Increase in enthalpy corresponding to absorption of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The thermodynamic law, PVy = constant, is not applicable in case of Adiabatic expansion of steam in a turbine Adiabatic compression of a perfect gas Free expansion of an ideal gas Ideal compression of air Adiabatic expansion of steam in a turbine Adiabatic compression of a perfect gas Free expansion of an ideal gas Ideal compression of air ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The compressibility factor of a gas is given by (where, V₁ = actual volume of the gas V₂ = gas volume predicted by ideal gas law ) V₁.V₂ V₁-V₂ V₁/V₂ V₂/V₁ V₁.V₂ V₁-V₂ V₁/V₂ V₂/V₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Specific heat of a gas for a reversible adiabatic process is Infinity Zero Negative None of these Infinity Zero Negative None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor of a gas is Not a function of its nature Unity, if it follows PV = nRT Not a function of its temperature Not a function of its pressure Not a function of its nature Unity, if it follows PV = nRT Not a function of its temperature Not a function of its pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If we increase the pressure on a substance (which is at its triple point), then the triple point Remains unchanged May increase or decrease ; depends on the substance Increases Decreases Remains unchanged May increase or decrease ; depends on the substance Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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