A 35.0-kg child swings in a swing supported by two chains, each
2.92 m long. The...
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Physics
A 35.0-kg child swings in a swing supported by two chains, each2.92 m long. The tension in each chain at the lowest point is342N.
(a) Find the child's speed at the lowest point. m/s
(b) Find the force exerted by the seat on the child at the lowestpoint. (Ignore the mass of the seat.) N (upward)
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4.5 Ratings (657 Votes)
part A sum the forces in the normal direction Fn so we have Fn 2T mg ma where T is the tension since there is two chains we multiply it by two m is the mass g 981 ms2 and a is
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