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Initial angular velocity of a circular disc of mass M is 𝜔₁.Then, two small spheres of m are attached gently to two diametrically opposite points on the edge of the disc.What is the final angular velocity of the disc?
Options
(a) (M + m / M) 𝜔₁
(b) (M + m / m) 𝜔₁
(c) (M + M / 4m) 𝜔₁
(d) (M + M / 2m) 𝜔₁
Correct Answer:
(M + M / 4m) 𝜔₁
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane
- A point charge q is placed at a distance x/2 directly above the centre of a cube
- A beam of light of wavelength 600 nm from a distant source falls
- The resistance of an ammeter is 13Ω and its scale is graduated for a current
- P-type semiconductors are made by adding impurity element
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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