Learn

Saturday, 31 October

JEE Main 2021 · PhysicsNumerical answerNumerical valueMediumApplication

JEE Main 22 July 2021, Shift 2, Physics Q29

Question 29 of 90 in this shift, Physics question 29 of 30, Section B.

The centre of a wheel rolling on a plane surface moves with a speed v0v_0. A particle on the rim of the wheel at the same level as the centre will be moving at a speed x v0\sqrt{x}\,v_0. Then the value of xx is ________.

Official answer

2

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