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Q. A 230-N child is in a swing that is attached to ropes 1.90m long. Find out the gravitational potential energy associated with child relative to her lowest position at the following times.

1) When the ropes are horizontal

2) when the ropes make a 33° angle with vertical

3) when the child is at the bottom of circular arc

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  • Category:- Physics
  • Reference No.:- M9349888

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