(a) A 19.0 kg child is riding a playground merry-go-round that is rotating at 35.0 rev/min. What centripetal force (in N) must she exert to stay on if she is 2.00 m from its center? 509.96 (b) What centripetal force (in N) does she need to stay on an amusement park merry-go-round that rotates at 3.00 rev/min if she is 6.00 m from its center? 7.9 X N (c) Compare each force with her weight. force from (a) %3D weight force from (b) weight
(a) A 19.0 kg child is riding a playground merry-go-round that is rotating at 35.0 rev/min. What centripetal force (in N) must she exert to stay on if she is 2.00 m from its center? 509.96 (b) What centripetal force (in N) does she need to stay on an amusement park merry-go-round that rotates at 3.00 rev/min if she is 6.00 m from its center? 7.9 X N (c) Compare each force with her weight. force from (a) %3D weight force from (b) weight
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Transcribed Image Text:(a) A 19.0 kg child is riding a playground merry-go-round that is rotating at 35.0 rev/min. What centripetal force (in N) must she exert to stay on if she is 2.00 m from its center?
509.96
(b) What centripetal force (in N) does she need to stay on an amusement park merry-go-round that rotates at 3.00 rev/min if she is 6.00 m from its center?
7.9
X N
(c) Compare each force with her weight.
force from (a)
weight
force from (b)
weight
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