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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
- The radius of a ball is(5.2±0.2)cm.The percentage error in the volume of the ball
- If h is the height of the capillary rise and r be the radius of capillary tube,
- A current I flows along the length of an infinitely long, straight, thin walled pipe.
- Length of a string tied to two rigid supports is 40 cm. Maximum length
- When a charged oil drop moves upwards in an electric field,
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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