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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 conducting square frame of side ‘a’ and a long straight wire carrying current I
- If the half-life of a material is 10 yr, then in what time, it becomes 1/4th part
- When a charged oil drop moves upwards in an electric field,
- Temperature is a measurement of coldness or hotness of an object.
- The root mean square speed of oxygen molecule (O₂) at a certain temperature is v.
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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