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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
- In an NPN transistor the collector current is 24 mA. If 80% of the electrons
- The net electric force on a charge of +3μC at the mid-point on the line joining two
- A thin circular ring of mass M and radius R rotates about an axis through its centre
- The power obtained in a reactor using U²³⁵ disintegration is 1000 kW
- 540 g of ice at 0° C is mixed with 540 g of water at 80° C. The final temperature
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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