Posted by **rory** on Sunday, December 14, 2008 at 7:36pm.

a particle moves uniformly around the circumference of a circle whose radius is 8 cm with a period of pi/20 s. the angular velocity w of the particle is

a. 2.5 rad/s

b. 3.2 X 10^2 rad/s

c. 40 rad/s

d. 7.9 rad/s

e. 96 rad/s

please explain

thanks!

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