the volume of a circular iron rod of length 1 metres is 3850 centimetre cube find its diameter
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Length = 1 meters = 100 cm.
Given, πr^2 * 100 = 3850
or, 22/7 * r^2 * 100 = 3850
or, r = 7/2
therefore diameter = 7/2 * 2 = 7 cm (Ans.)
Given, πr^2 * 100 = 3850
or, 22/7 * r^2 * 100 = 3850
or, r = 7/2
therefore diameter = 7/2 * 2 = 7 cm (Ans.)
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