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Saturday, 31 October

JEE Main 2024 · PhysicsMultiple choiceSingle correctEasyRecall

JEE Main 1 February 2024, Shift 1, Physics Q31

Question 31 of 90 in this shift, Physics question 1 of 30, Section A.

The dimensional formula of angular impulse is :
  1. (1)[M L2 T−2][\mathrm{M\,L^2\,T^{-2}}]
  2. (2)[M L T−1][\mathrm{M\,L\,T^{-1}}]
  3. (3)[M L−2 T−1][\mathrm{M\,L^{-2}\,T^{-1}}]
  4. (4)[M L2 T−1][\mathrm{M\,L^2\,T^{-1}}]Official answer

Official answer

Option 4

NTA final key.

Chapter
Units and Measurements
Topic
Angular Momentum
Idea tested
Angular Impulse-Momentum Theorem

Same idea in other shifts

Asked 2× in all
  1. 8 Apr 2025, Shift 2 · Q47A thin solid disk of 1 kg is rotating along its diameter axis at the speed of 1800 rpm. By applying an external torque of 25π25\pi Nm for…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.