A 250 kg child on a 200 m long swing is released from


A 25.0 kg child on a 2.00 m long swing is released from restwhen the ropes of the swing make an angle of 30 degrees with the vertical.

A) Neglecting friction, find the child's speed at the lowest position?

B) If the acutal speed of the child at the lowest position is2.00 m/s, what is the mechanical energy due to friction?

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Physics: A 250 kg child on a 200 m long swing is released from
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