In a hot water heating system …
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Posted by Manika Sangal 3 years, 11 months ago
- 2 answers
Gaurav Seth 3 years, 11 months ago
Height of cylinder (h) = Length of cylindrical pipe = 28 m or 2800 cm [1 m = 100 cm] Diameter of circular end of pipe = 5 cm Let ‘r’ be the radius of circular end, then r = diameter/2 = 5/2 cm We know, Curved surface area of cylindrical pipe = 2πrh = 2 x 3.14 x 5/2 x 2800 = 44000 Therefore, the area of radiating surface is 44000 cm2.
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Sunaada Acharya 3 years, 11 months ago
2Thank You