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Initial angular velocity of a circular disc of mass is . Then, two small spheres of mass are attached gently to two diametrically opposite points on the edge of the disc. What is the final angular velocity of the disc? (a) (b) (c) (d)
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Text solutionVerified
Exp. (c)
Conservation of angular momentum gives
or
Conservation of angular momentum gives
or
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Question Text | Initial angular velocity of a circular disc of mass is . Then, two small spheres of mass are attached gently to two diametrically opposite points on the edge of the disc. What is the final angular velocity of the disc?
(a)
(b)
(c)
(d) |
Updated On | Nov 6, 2023 |
Topic | System of Particles and Rotational Motion |
Subject | Physics |
Class | Class 11 |
Answer Type | Text solution:1 Video solution: 5 |
Upvotes | 709 |
Avg. Video Duration | 3 min |