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 Form 4 Physics Uniform Circular Motion Questions and Answers

A turntable of radius 8cm is rotating at 33 revolutions per second .Determine the linear speed of a point on the circumference of the turntable.
(KCSE 2009 paper 1 question 14.).

 (2m 32s)
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Answer Text:
T=2πω133=2πωω=2×227×33=207.4
V=rω=0.08×207.4 = 16.59 m/s.


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