Question

12. An iron pipe is 42 cm long and its exterior radius is 4 cm. If the thickness of the pipe is 1 cm and the iron weights 100 g/cm³, the wieght of the pipe is

a)92.4 kg

b)211.2 kg

c)189.34 kg

d)118.8 kg​

Answer 1

Answer:

118.8 kg is the answer

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