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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
- Time period of oscillation of a magnet is 2 sec. When it is remagnetised
- An electric dipole is placed at an angle 30°with an electric field intensity 2×10⁵N/C.
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- A coil of 40 henry inductance is connected in series with a resistance of 8 ohm
- A n-p-n transistor is connected in common emitter configuration in a given amplifier.
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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