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Saturday, 31 October

JEE Main 2022 · PhysicsNumerical answerNumerical valueMediumMulti-step

JEE Main 27 July 2022, Shift 2, Physics Q59

Question 59 of 90 in this shift, Physics question 29 of 30, Section B.

A solid cylinder length is suspended symmetrically through two massless strings, as shown in the figure. The distance from the initial rest position, the cylinder should by unbinding the strings to achieve a speed of 4 ms−1^{-1}, is ___________ cm. (take g=10g=10 ms−2^{-2})

The figure, in words

Horizontal solid cylinder hanging from a ceiling by two vertical strings wrapped around it, tension T upward in each string.

Official answer

120

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. This question needs a figure we do not reproduce; it is described in words above. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.