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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 man throws balls with the same speed vertically upwards one after the other
- A satellite in a circular orbit of radius R has a period of 4 hours. Another satellite
- The tension in a piano wire is 10 N. What should be the tension in the wire to produce
- A circular disc of radius R and thickness R/6 has moment of inertia I about an axis
- Two point charge +9e and +e are at 16 cm away from each other.
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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