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

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1.	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) [KCET 2001]
A.	18
B.	12
C.	36
D.	48
Answer» C. 36

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