JEE Main Physics · Mechanical Properties of Solids

Hooke's Law

Hooke's Law (Mechanical Properties of Solids) was asked 3 times in 3 JEE Main shifts, 2023–2024, out of the 42 shifts Lumi analysed. 3 of the 3 had a numerical answer.

Times asked: 3; in 3 shifts
Years: 2023–2024
Usual format: Numerical value; Multi-step
Pattern: Occasional; repeats across shifts

How it is asked

Natural length from two tensions
Wire cross-section from sag angle and tension

Difficulty

Easy 1Medium 1Hard 1

Where it sits

Chapter: Mechanical Properties of Solids. Topic: Elasticity, 35 questions over 12 ideas.

All 3 questions

Newest first, each with its options and official answer.

6 Apr 2024, Shift 2 · Q60A wire of cross sectional area $A$ , modulus of elasticity $2\times10^{11}\ \mathrm{Nm^{-2}}$ and length 2 m is stretched between two…HardNumerical valueHas a figure
6 Apr 2023, Shift 1 · Q58A steel rod has a radius of 20 mm and a length of 2.0 m. A force of 62.8 kN stretches it along its length. Young's modulus of steel is…EasyNumerical value
11 Apr 2023, Shift 1 · Q57The length of a wire becomes $l_1$ and $l_2$ when 100 N and 120 N tensions are applied respectively. If $10\,l_2 = 11\,l_1$ , the natural…MediumNumerical value