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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
- The second overtone of an open pipe is in resonance with the first overtone
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
- The period of oscillation of a mass M suspended from a spring of negligible mass is T
- Light of wavelength λ is incident on slit of width d. The resulting diffraction
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
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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