Learn

Saturday, 31 October

JEE Main · Physics · Waves

Harmonics and Overtones

JEE Main asked Harmonics and Overtones 2 times in 2 of the 108 shifts Lumi analysed, in 2021 and 2022. It belongs to Waves on Strings, in Waves (Physics). The longest wait between two years asking it was 1 year.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
2 of 8
First asked
2021
last in 2022
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2021 and 2022. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.050.10’170’200.03’210.03’220’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 1 in 24 shifts · 2022: 1 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
  • 20221 of 24
  • 20211 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Numerical value is the usual form. Skill tested: calculation.

  • Linear mass density from consecutive harmonics
  • Length of string from consecutive resonant frequencies

Difficulty

Easy 0Medium 2Hard 0

2 of the 2 questions had a numerical answer.

Every question

All 2 questions

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

  1. 27 Jul 2022, Shift 2 · Q57A wire of length 30 cm, stretched between rigid supports, has it's nth^{th} and (n+1)th(n+1)^{th} harmonics at 400 Hz and 450 Hz, respectively.…MediumNumerical value
  2. 31 Aug 2021, Shift 1 · Q26A wire having a linear mass density 9.0×10−49.0\times10^{-4} kg/m is stretched between two rigid supports with a tension of 900 N. The wire…MediumNumerical value

Shifts: 31 Aug 2021, Shift 1, 27 Jul 2022, Shift 2.

Same topic

Other ideas in Waves on Strings

Waves on Strings has 14 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