JEE Main Physics · Moving Charges and Magnetism

Torque on a dipole in uniform field

Torque on a dipole in uniform field (Moving Charges and Magnetism) was asked 3 times in 3 JEE Main shifts, 2024–2026, out of the 42 shifts Lumi analysed. 1 of the 3 had a numerical answer.

Times asked: 3; in 3 shifts
Years: 2024–2026
Usual format: Single correct; Calculation
Pattern: New since 2024; repeats across shifts

How it is asked

Torque on current coil in field
Vector torque on current loop

Difficulty

Easy 1Medium 2Hard 0

Where it sits

Chapter: Moving Charges and Magnetism. Topic: Magnetic Dipole Moment, 17 questions over 13 ideas.

All 3 questions

Newest first, each with its options and official answer.

4 Apr 2026, Shift 2 · Q49A circular coil of radius 2 cm and 125 turns carries a current of 1 A. The coil is placed in a uniform magnetic field of magnitude 0.4 T.…EasyNumerical value
8 Apr 2026, Shift 2 · Q39A current carrying circular loop of radius 2 cm with unit normal $\hat{n} = \frac{\hat{k} + \hat{i}}{\sqrt{2}}$ is placed in a magnetic…MediumSingle correct
31 Jan 2024, Shift 2 · Q42A uniform magnetic field of $2\times10^{-3}$ T acts along positive $Y$ -direction. A rectangular loop of sides 20 cm and 10 cm with current…MediumSingle correct