Q28 of 62 Page 22

2.2 cubic dm of brass is to be drawn into cylindrical wire 0.25 cm in diameter. Find the length of the wire.

Given,


Volume of brass wire = 2.2 dm3 = 2200 cm3


Diameter of cylindrical wire = 0.25 cm


Radius of wire =


Let length of wire = h cm


so,


=


=


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