Chemical Engineering Thermodynamics For a constant volume process dE = CpdT dQ = dE + pdV dW = pdV dE = CvdT dE = CpdT dQ = dE + pdV dW = pdV dE = CvdT ANSWER DOWNLOAD EXAMIANS APP
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 Tds = dE - PdV DE = Tds - PdV DQ = CpdT + Vdp DQ = CvdT + PdV Tds = dE - PdV DE = Tds - PdV DQ = CpdT + Vdp ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Only enthalpy change (ΔH) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal gas, the enthalpy Increases with rise in pressure Is independent of pressure Decreases with rise in pressure Is a path function Increases with rise in pressure Is independent of pressure Decreases with rise in pressure Is a path function ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigerants commonly used for domestic refrigerators are Propane NH₃ or CO₂ Ethyl chloride or methyle chloride Freon-12 Propane NH₃ or CO₂ Ethyl chloride or methyle chloride Freon-12 ANSWER DOWNLOAD EXAMIANS APP