Chemical Engineering Thermodynamics The third law of thermodynamics states that the Heat transfer from low temperature to high temperature source is not possible without external work Heat capacity of a crystalline solid is zero at absolute zero temperature None of these Gases having same reduced properties behave similarly Heat transfer from low temperature to high temperature source is not possible without external work Heat capacity of a crystalline solid is zero at absolute zero temperature None of these Gases having same reduced properties behave similarly ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always > 1 < 1 < 3 > 2 > 1 < 1 < 3 > 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCv ln (T₂/T₁) is valid for Simultaneous heating and expansion of an ideal gas Reversible isothermal volume change Heating of a substance Cooling of a substance Simultaneous heating and expansion of an ideal gas Reversible isothermal volume change Heating of a substance Cooling of a substance ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal gas mixture, fugacity of a species is equal to its Chemical potential Vapor pressure Partial pressure None of these Chemical potential Vapor pressure Partial pressure None of these 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 = 1.66 N = 1 N = y = 1.4 N = 0 N = 1.66 N = 1 N = y = 1.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Change of state namely evaportation condensation, freezing and melting is an __________ process. Isothermal Isobaric Adiabatic Isochoric Isothermal Isobaric Adiabatic Isochoric ANSWER DOWNLOAD EXAMIANS APP
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