Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? DQ = CvdT + PdV DQ = CpdT + Vdp Tds = dE - PdV DE = Tds - PdV DQ = CvdT + PdV DQ = CpdT + Vdp Tds = dE - PdV DE = Tds - PdV ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a close thermodynamic system, there is __________ across the boundaries. No heat and mass transfer None of these No mass transfer but heat transfer Mass and energy transfer No heat and mass transfer None of these No mass transfer but heat transfer Mass and energy transfer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat pump Accomplishes only space heating in winter Accomplishes only space cooling in summer Accomplishes both A and B Works on Carnot cycle Accomplishes only space heating in winter Accomplishes only space cooling in summer Accomplishes both A and B Works on Carnot cycle 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 For organic compounds, group contribution method can be used for the estimation of Critical properties Specific gravity Specific volume Thermal conductivity Critical properties Specific gravity Specific volume Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as A = H + TS A = E - TS None of these A = H - TS A = H + TS A = E - TS None of these A = H - TS ANSWER DOWNLOAD EXAMIANS APP
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