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Saturday, 31 October

JEE Main · Physics · Laws of Motion

Friction on Inclines

JEE Main asked Friction on Inclines 3 times in 3 of the 108 shifts Lumi analysed, in 2021, 2024 and 2025. It belongs to Friction, in Laws of Motion (Physics). The longest wait between two years asking it was 3 years.

Updated 2026-10-24

Times asked
3
in 3 shifts
Years
3 of 8
First asked
2021
last in 2025
Pattern
Comes in cycles
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2021, 2024 and 2025. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Physics questions.

00.10.20’170’200.03’210’220’230.05’240.13’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 1 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 1 in 18 shifts · 2025: 1 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
  • 20251 of 8
  • 20241 of 18
  • 20230 of 12
  • 20220 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

Single correct is the usual form. Skill tested: multi-step.

  • Friction coefficient from acceleration on incline
  • Unknown mass on double incline with friction

Difficulty

Easy 1Medium 2Hard 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. 7 Apr 2025, Shift 1 · Q30A cubic block of mass m is sliding down on an inclined plane at 60∘60^\circ with an acceleration of g2\frac{g}{2}, the value of coefficient…EasySingle correct
  2. 31 Jan 2024, Shift 1 · Q34In the given arrangement of a doubly inclined plane two blocks of masses MM and mm are placed. The blocks are connected by a light…MediumSingle correctHas a figure
  3. 24 Feb 2021, Shift 1 · Q25An inclined plane is bent in such a way that the vertical cross-section is given by y=x24y=\frac{x^{2}}{4} where yy is in vertical and xx…MediumNumerical value

Shifts: 24 Feb 2021, Shift 1, 31 Jan 2024, Shift 1, 7 Apr 2025, Shift 1.

Same topic

Other ideas in Friction

Friction has 19 ideas JEE Main has asked; 7 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas