A 40.0-kg child swings in a swing supported by two chains,each 3.00 m long. The tension in each chain at the lowestpoint is 350 N. Find (a) the child’s speed at the lowest pointand (b) the force exerted by the seat on the child at the lowestpoint. (Ignore the mass of the seat.)
A 40.0-kg child swings in a swing supported by two chains,each 3.00 m long. The tension in each chain at the lowestpoint is 350 N. Find (a) the child’s speed at the lowest pointand (b) the force exerted by the seat on the child at the lowestpoint. (Ignore the mass of the seat.)
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter6: Applications Of Newton’s Laws Of Motion
Section: Chapter Questions
Problem 10PQ: A makeshift sign hangs by a wire that is extended over an ideal pulley and is wrapped around a large...
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A 40.0-kg child swings in a swing supported by two chains,
each 3.00 m long. The tension in each chain at the lowest
point is 350 N. Find (a) the child’s speed at the lowest point
and (b) the force exerted by the seat on the child at the lowest
point. (Ignore the mass of the seat.)
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