A finned surface consists of root or base area of 2 m2 and fin surface area of 2 m2. The average heat transfer coefficient for finned surface is 32 W/m2K, effectiveness of fins provided is 0.65. If finned surface with root or base temperature of 55°C is transferring heat to a fluid at 35°C, then what is the rate of heat transfer?
1
448 W
2
825 W
3
1050 W
4
1280 W