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posted by Bob Thursday, May 10, 2012 at 12:10pm.
An object is executing circular orbits of radius 0.5 m. If it completes an orbit every 3 seconds, what is its tangential speed?
v=ω•R = (2•π/T)•R =2•π•R/T = 2•π•0.5/3 = =1.047 m/s.
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