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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.
Related Questions: - Electrons used in an electron microscope are accelerated by a voltage of 25 kV
- Two lenses of power 15 D and -3 D are placed in contact.
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
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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
- Electrons used in an electron microscope are accelerated by a voltage of 25 kV
- Two lenses of power 15 D and -3 D are placed in contact.
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
- In which of the follows decays, the element does not change?
- The numebr 0 (zero) is required for
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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