JEE Main 2026 — Mechanical Properties of Solids Question with Solution
JEE Main 2026 (28 January Shift 1)
Question
Two wires and made of different materials of lengths 6.0 cm and 5.4 cm, respectively and area of cross sections and , respectively are stretched by the same magnitude under a given load. The ratio of the Young's modulus of to that of is . The value of is .
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Show full solutionCorrect option: D
Correct answer
D5
Step-by-step explanation
Young's modulus: .
When the same force is applied and both wires stretch by the same extension , the ratio of Young's moduli is:
.
Therefore , giving .
When the same force is applied and both wires stretch by the same extension , the ratio of Young's moduli is:
.
Therefore , giving .
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This is a previous-year question from JEE Main 2026, covering the Mechanical Properties of Solids chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.