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A solid sphere of mass M, radius R and having moment of inertia about an axis passing through the centre of mass as I, is recast into a disc of thickness t, whose moment of inertia about an axis passing through its edge and perpendicular to its plane remains I. Then, radius of the disc will be
Options
(a) 2R/√15
(b) R√2/15
(c) 4R/√15
(d) R/4
Correct Answer:
2R/√15
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion of system of Particles and Rigid Body
(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool
- If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- A circular disc of radius R is removed from a bigger circular disc of radius 2R
- A wheel has moment of inertia 5 x 10⁻³ kgm² and is making 20 revolutions per sec
- Nuclear fission is not found in
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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