When a ceiling fan is switched off its angular velocity reduces to 50% while

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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)

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