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 Cooling of a substance Heating of a substance Reversible isothermal volume change Simultaneous heating and expansion of an ideal gas Cooling of a substance Heating of a substance Reversible isothermal volume change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not correct for a reversible adiabatic process? PVγ = constant TVγ-1 = constant P1-γ.TY = constant None of these PVγ = constant TVγ-1 = constant P1-γ.TY = constant None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R log10 4 R loge 4 Cv loge 4 Cv log10 4 R log10 4 R loge 4 Cv loge 4 Cv log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal liquid solution, which of the following is unity? Activity co-efficient Activity Fugacity co-efficient Fugacity Activity co-efficient Activity Fugacity co-efficient Fugacity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity is a measure of the None of these Behaviour of ideal gases Relative volatility of a mixture of two miscible liquids Escaping tendencies of the same substance in different phases of a system None of these Behaviour of ideal gases Relative volatility of a mixture of two miscible liquids Escaping tendencies of the same substance in different phases of a system ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Change of state namely evaportation condensation, freezing and melting is an __________ process. Isochoric Isothermal Adiabatic Isobaric Isochoric Isothermal Adiabatic Isobaric ANSWER DOWNLOAD EXAMIANS APP
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