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A coin of mass m and radius r having moment of inertia I about the axis passes through its centre and perpendicular to its plane. It is beaten uniformly to form a disc of radius 2r. What will be the moment of inertia about the same axis?
Options
(a) I
(b) 2I
(c) 4I
(d) 16I
Correct Answer:
4I
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
- 540 g of ice at 0° C is mixed with 540 g of water at 80° C. The final temperature
- If the angle of minimum deviation is 60° for an equilateral prism, then the refractive
- A 6 volt battery is connected to the terminals of a three metre long wire of uniform
- An electron of a stationary hydrogen atom passes from the fifth energy level to
- The rate of increase of thermo-e.m.f. with temperature at the neutral temperature
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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