A 30-kg child sits on the edge of a merry-go-round. The child is located 6 m from the center of the merry-go-round. The tangential speed of the child is 12 m/s. The child moves from the edge to the center of the merry-go-round. Which of the graphs below best represents the centripetal force on the vertical axis versus the speed of the child on the horizontal axis? A) В) D)

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.