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A 70 kg man stands in contact against the inner wall of a hollow cylindrical drum of radius 3 m rotating about its vertical axis with 200 rev/min.The coefficient of friction between the wall and his clothing is 0.15.When the floor is suddenly removed, what is the minimum rotational speed of the cylinder to enable the man to remain stuck to the wall without falling (approximately)?
Options
(a) 5 rad/s
(b) 10 rad/s
(c) 15 rad/s
(d) 20 rad/s
Correct Answer:
5 rad/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Young’s double silt experiment, 12 fringes are observed to be formed
- If seperation between screen and source is increased by 2%. What would be the effect
- The kinetic energy of an electron in the first excited state is
- Initial angular velocity of a circular disc of mass M is ?￢ﾂﾁ.Then, two small spheres
- An electric kettle has two heating elements. One brings it to boil in ten minutes
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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