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A wheel of diameter 20 cm is rotating 600 rpm. The linear velocity of particle at its rim is

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A wheel of diameter 20 cm is rotating 600 rpm. The linear velocity of particle at its rim is
A. `6.28 cm//s`
B. `62 .8 cm //s`
C. `0.628 cm//s`
D. `628.4 cm //s`
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Correct Answer - D
`V=r omega`
`=r 2 pi n =0.10xx2pixx10=628.4 cm//s`
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