Questions
A wire is loaded by 6 kg at its one end, the increase in length is 12 mm. If the radius of the wire is doubled and all other magnitudes are unchanged, then increase in length will be
detailed solution
Correct option is B
l∝1r2 . If radius of the wire is doubled then increment in length will become 14 times i.e. 124=3mmTalk to our academic expert!
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