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Friday, 9 October

JEE Main 2024 · PhysicsNumerical answerNumerical valueMediumCalculation

JEE Main 31 January 2024, Shift 1, Physics Q52

Question 52 of 90 in this shift, Physics question 22 of 30, Section B.

A solid circular disc of mass 50 kg rolls along a horizontal floor so that its center of mass has a speed of 0.4 m/s. The absolute value of work done on the disc to stop it is ________ J.

Official answer

6

NTA final key.

Chapter
System of Particles and Rotational Motion
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.