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Friday, 9 October

JEE Main 2021 · PhysicsMultiple choiceSingle correctMediumApplication

JEE Main 3 August 2021, Shift 2, Physics Q7

Question 7 of 90 in this shift, Physics question 7 of 30, Section A.

A solid sphere of mass MM and radius RR lies on a horizontal rough surface. A horizontal force FF is applied at the centre of the sphere. The acceleration of the centre of the sphere will be : (the sphere rolls without slipping)
  1. (1)FM\frac{F}{M}
  2. (2)3F5M\frac{3F}{5M}
  3. (3)2F3M\frac{2F}{3M}
  4. (4)5F7M\frac{5F}{7M}Official answer

Official answer

Option 4

NTA final key.

Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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 42 of the 174 JEE Main shifts held from 2017 to 2026.