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A cord is wound round the circumference of wheel of radius r.The axis of the wheel is horizontal and moment of inertia about it is I.A weight mg is attached to the end of the cord and fills from the rest .After falling through a distance h, the angular velocity of the wheel will be
Options
(a) √2gh / (1 + mr)
(b) √2mgh / (1 + mr²)¹/²
(c) √2mgh / (1 +2mr²)¹/²
(d) √2gh
Correct Answer:
√2mgh / (1 + mr²)¹/²
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - For a particle in a non-uniform accelerated circular motion correct statement is
- The voltage of an a.c.supply varies with time (t) as V=120 sin 100 πt the maximum voltage
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- For a particle in a non-uniform accelerated circular motion correct statement is
- The voltage of an a.c.supply varies with time (t) as V=120 sin 100 πt the maximum voltage
- The moment of inertia of a semicircular ring about the centre is
- Which dimensions will be the same as that of time?
- A capacitor is charged to 200 volt. It has a charge of 0.1 coulomb.
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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