Answer Posted / sankarji.ar

Example
Weight of 16 dia bar,per Kg/mtr
d:- 16
r:- 8
Area = πr2
=22/7*8*8
=201.14
=201.14*.00758
=1.524 Kg/mtr
By same way we can calculate different dia of bars...
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=(d*d)/162 its Thumb Rule.

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