HomeEngineeringHarmonic mean temperature difference is given by 1548. Harmonic mean temperature difference is given byBy Admin / September 7, 2025 √(ΔT₁ . ΔT₂) 2.(ΔT₁ . ΔT₂)/(ΔT₁ + ΔT₂) 2.(ΔT₁ . ΔT₂)(ΔT₁ – ΔT₂) (ΔT₁ – ΔT₂)/(ΔT₁ . ΔT₂) ✅ The correct answer is option B.
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