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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: - If a body travels half the distance with velocity v1 and the next half with velocity v2
- The instantaneous angular position of a point on a rotating wheel is given by
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If a body travels half the distance with velocity v1 and the next half with velocity v2
- The instantaneous angular position of a point on a rotating wheel is given by
- The physical quantities not having same dimensions are
- A condenser of 250 μF is connected in parallel to a coil of inductance of 0.16 mH
- A potentiometer wire of length L and a resistance r are connected in series with
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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