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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 transistor-oscillator using a resonant circuit with an inductor L
- A capacitor of 2.5 μF is charged through a resistor of 4 MΩ. In how much time
- A ball rolls off the top of stair way with a horizontal velocity of magnitude 1.8 m/s
- Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
- Resistances n, each r Ω, when connected in parallel give an equivalent resistance
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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