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When a ceiling fan is switched off its angular velocity reduces to 50% while it makes 36 rotations. How many more rotation will it make before coming to rest?(assume uniform angular retardation)
Options
(a) 18
(b) 12
(c) 36
(d) 48
Correct Answer:
12
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
- The unit of surface tension is
- Two positive ions, each carrying a charge q, are separated by a distance d
- The momentum of a photon of energy 1 MeV in kg m/s will be
- A Si and a Ge diode has identical physical dimensions. The bandgap in Si is larger
- Source S₁ is producing, 10¹⁵ photons per second of wavelength 5000Å
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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