JEE Main 2018 — Rotational Motion Question with Solution
JEE Main 2018 (15 Apr Shift 2 Online)
Question
A thin rod , free to rotate in the vertical plane about the fixed end , is held horizontal. When the end is released the speed of this end, when the rod makes an angle with the horizontal, will be proportional to: (see figure)
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
When the rod makes an angle
uniform rod about an axis passing through its centre of mass and perpendicular to the
Speed of end
i.e., Speed of end,
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This is a previous-year question from JEE Main 2018, covering the Rotational Motion chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.