Chemical Engineering Thermodynamics Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? Tds = dE - PdV DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp Tds = dE - PdV DQ = CvdT + PdV DE = Tds - PdV DQ = CpdT + Vdp ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Vaporisation Transition Fusion Sublimation Vaporisation Transition Fusion Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy per mole for a pure substance is equal to the Latent heat of vaporisation Chemical potential Heat capacity Molal boiling point Latent heat of vaporisation Chemical potential Heat capacity Molal boiling point ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is Either of the above three ; depends on the nature of refrigerant +ve -ve Either of the above three ; depends on the nature of refrigerant +ve -ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Tea kept in a thermos flask is vigorously shaken. If the tea is considered as a system, then its temperature will Increase Decrease Remain unchanged First fall and then rise Increase Decrease Remain unchanged First fall and then rise ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At the critical point of a substance All of these Liquid and vapour have the same density There is no distinction between liquid and vapour phases The surface tension vanishes All of these Liquid and vapour have the same density There is no distinction between liquid and vapour phases The surface tension vanishes ANSWER DOWNLOAD EXAMIANS APP