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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
- An electric kettle has two heating elements. One brings it to boil in ten minutes
- If the velocity of an electron increases, then its de Broglie wavelength will
- In a nuclear reactor, the number of U²³⁵ nuclei undergoing fissions per second
- The focal length of the objective of a terrestrial telescope is 80 cm
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed of 2.00
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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