JEE Main 2003 — Rotational Motion Question with Solution
From: AIEEE 2003
Question
A circular disc of radius is made from an iron plate of thickness and another disc of radius is made from an iron plate of thickness Then the relation between the moment of inertia and is
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
We know that density
Mass of disc
The moment of inertia of any disc is
Mass of disc
The moment of inertia of any disc is
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This is a previous-year question from JEE Main 2003, 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.