The following four wires are made of same material. Which one will have the largest elongation when subjected to the same tension ?
  • ALength $500\,cm,$ diameter $0.05\,mm$
  • BLength $200\,cm,$ diameter $0.02\,mm$
  • CLength $300\,cm,$ diameter $0.03\,mm$
  • DLength $400\,cm,$ diameter $0.01\,mm$
Medium
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