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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
- Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å.
- If in an experiment for determination of velocity of sound by resonance tube
- A lift is moving down with acceleration a.A man in the lift drops a ball
- If two soap bubbles of different radii are connected by a tube
- Two parallel long wires carry currents i₁ and i₂ with i₁ > i₂ .
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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