Question

In a condenser of a power plant, the steam condenses at a temperature of 60°C. The cooling water enters at 30°C and leaves at 45°C. The logarithmic mean temperature difference (LMTD) of the condenser is (A)16.2°C (B) 21.6°C (C) 30°C (D) 37.5°C

Answer 1

30 degree celcius is correct

Answer 2

30 degree celsius is correct answer