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Saturday, 31 October

JEE Main 2021 · PhysicsNumerical answerNumerical valueMediumCalculation

JEE Main 17 March 2021, Shift 2, Physics Q28

Question 28 of 90 in this shift, Physics question 28 of 30, Section B.

A body of mass 1 kg rests on a horizontal floor with which it has a coefficient of static friction 13\frac{1}{\sqrt{3}}. It is desired to make the body move by applying the minimum possible force F N. The value of F will be ____________. (Round off to the Nearest Integer) [ Take g=10 ms−2\mathrm{g=10\ ms^{-2}}]

Official answer

5

NTA final key.

Chapter
Laws of Motion
Topic
Friction
Idea tested
Angle of Friction

Same idea in other shifts

Asked 2× in all
  1. 4 Apr 2024, Shift 2 · Q34A 2 kg brick begins to slide over a surface which is inclined at an angle of 45∘45^\circ with respect to horizontal axis. The co-efficient…EasySingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.