A piece of metal pipe is 77 cm long with...

A piece of metal pipe is 77 cm long with inside diameter of the section as 4 cm. If the outer diameter is 4.5 cm and the metal weighs 8 gm/`cm^(3)` , the weight of the pipe is

A

2.057 kg

B

20.57 kg

C

205.7 kg

D

None of these

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The correct Answer is:

A

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