A 5.0 diameter merry-go-round is turning with a 4.0 s period. What is the speed of...

C

Chai Latte

New member
...a child on the rim? I'm using the equation v=2(pi)r/T=rw but I keep getting the answer 0.39 m/s^2
The answer is 3.9 m/s^2
How would I get that? Am I using the wrong equation?
 
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