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Saturday, 31 October

JEE Main · Physics · Moving Charges and Magnetism

Magnetic moment of a current loop

JEE Main asked Magnetic moment of a current loop 3 times in 3 of the 108 shifts Lumi analysed, all in 2022. It belongs to Magnetic Dipole Moment, in Moving Charges and Magnetism (Physics). In 2022 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
3
in 3 shifts
Years
1 of 8
First asked
2022
the only year
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2022. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.050.10’170’200’210.10’220’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 3 in 24 shifts · 2023: 0 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20260 of 9
  • 20250 of 8
  • 20240 of 18
  • 20230 of 12
  • 20223 of 24
  • 20210 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Diagram based is the usual form. Skill tested: application.

  • Magnetic moment of wire bent into circle
  • Magnetic moment of current loop from wire length

Difficulty

Easy 0Medium 3Hard 0

1 of the 3 questions had a numerical answer.

Every question

All 3 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 30 Jul 2022, Shift 2 · Q15A wire of length 8 m is bent to form a circular loop in y-z plane. A current of 0.5 A is flowing in anticlockwise direction in it , the…MediumSingle correct
  2. 29 Jul 2022, Shift 1 · Q58A wire of length 314 cm carrying current of 14 A is bent to form a circle. The magnetic moment of the coil is __________ A-m2\mathrm{m^2}.…MediumNumerical value
  3. 26 Jul 2022, Shift 2 · Q46Two concentric circular loops of radii r1r_1=30 cm and r2r_2=50 cm are placed in X-Y plane as shown in the figure. A current I=7AI = 7A is…MediumDiagram basedHas a figure

Shifts: 26 Jul 2022, Shift 2, 29 Jul 2022, Shift 1, 30 Jul 2022, Shift 2.

Same topic

Other ideas in Magnetic Dipole Moment

Magnetic Dipole Moment has 20 ideas JEE Main has asked; 5 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas