A girl of mass 30 kg is on a roundabout of radius 5 m that makes one complete turn every 5 seconds. What is the centripetal force acting on her?
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first find distance/time...
then put all values in the formula
then put all values in the formula
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Answer:
C
Explanation:
Velocity is also gotten from.. 2pi x radius ÷ Time
after which you find centripetal force with.. F = mv^2/r
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