One end of a horizontal thick copper wire of length 2L and radius 2R is welded to an
Channel: Doubtnut
Date: 2020-07-05

One end of a horizontal thick copper wire of length 2L and radius 2R is welded to an end fo another horizontal thin copper wire of lenth L and radius R. When the arrangement is stretched by applying forces at two ends, the ratio of the elongation in the thin wire to that in the thick wire is