One end of a horizontal thick copper wire of length 2L and radius 2R is welded to an end…
Physics · JEE Main · NTA Exams — Properties of Solids and Liquids
One end of a horizontal thick copper wire of length 2L and radius 2R is welded to an end of another horizontal thin copper wire of length 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
- 0.25
- 0.50
- 2.00
- 4.00
Answer
(A) 0.25
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