Question

इना हॉट वॉटर हीटिंग सिस्टम वेयर इज सिलेंडर पाइप ऑफ लेंथ 1 मीटर एंड डायमीटर 5 सेंटीमीटर​

Answer 1

Answer:

Diameter = 5 cm

Radius = Diameter ÷2=5cm÷2=2.5cm

length of pipe =28m=2800cm

Total Radiating Surface of pipe = Curved surface area + 2 × Area of circular crossection

=2πrh+2πr

2

=2πr(h+r)=2×

7

22

×2.5(2800+2.5)=44039.28cm

Explanation:

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