JEE Mains 30-Jan-2023 Shift 2 Solved Paper

Section: Physics

Question : 18 of 90

Marks: +1, -0

A force is applied to a steel wire ' A ', rigidly clamped at one end. As a result elongation in the wire is 0.2‌mm. If same force is applied to another steel wire ' B ' of double the length and a diameter 2.4 times that of the wire ' A ', the elongation in the wire ' B ' will be (wires having uniform circular cross sections)

[30-Jan-2023 Shift 2]

6.06×10−2‌mm
2.77×10−2‌mm
3.0×10−2‌mm
6.9×10−2‌mm

Validate

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