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Saturday, 31 October

JEE Main 2024 · PhysicsMultiple choiceSingle correctEasyApplication

JEE Main 4 April 2024, Shift 2, Physics Q34

Question 34 of 90 in this shift, Physics question 4 of 30, Section A.

A 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 of static friction between their surfaces is:
  1. (1)1Official answer
  2. (2)13\frac{1}{\sqrt{3}}
  3. (3)1.7
  4. (4)0.5

Official answer

Option 1

NTA final key.

Chapter
Laws of Motion
Topic
Friction
Idea tested
Angle of Friction

Same idea in other shifts

Asked 2× in all
  1. 17 Mar 2021, Shift 2 · Q28A 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…MediumNumerical value

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.