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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
- A certain number of spherical dropes of a liquid of radius r coalesce to form a single
- If a spring of spring constant k stretched by a length x under tension T, the energy
- For the action of a common Base (CB) transistor, (E=emitter, B= base, C= collector)
- If two slits in Young’s experiment are 0.4 mm apart and fringe width on a screen
- The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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