HomeEngineeringWhich of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass? 4013. Which of the following equations is obtained on combining 1st and 2nd law of thermodynamics, for a system of constant mass?By Admin / September 7, 2025 A. DE = Tds – PdV B. DQ = CvdT + PdV C. DQ = CpdT + Vdp D. Tds = dE – PdV ✅ The correct answer is option A.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin