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Saturday, 31 October

JEE Main · Physics · Laws of Motion

Friction on Unbanked Flat Curves

JEE Main asked Friction on Unbanked Flat Curves 2 times in 2 of the 108 shifts Lumi analysed, in 2021 and 2022. It belongs to Circular Motion, in Laws of Motion (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: application.

  • Statement i/ii on turning on road
  • Max speed on flat curve for new radius

Difficulty

Easy 1Medium 1Hard 0

1 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. 25 Jun 2022, Shift 2 · Q52A curved in a level road has a radius 75 m. The maximum speed of a car turning this curved road can be 30 m/s without skidding. If radius…EasyNumerical value
  2. 16 Mar 2021, Shift 2 · Q15Statement I : A cyclist is moving on an unbanked road with a speed of 7 kmh−1\mathrm{kmh^{-1}} and takes a sharp circular turn along a path…MediumTwo statements

Shifts: 16 Mar 2021, Shift 2, 25 Jun 2022, Shift 2.

Same topic

Other ideas in Circular Motion

Circular Motion has 15 ideas JEE Main has asked; 9 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas