February 21, 2017

Homework Help: physics

Posted by paul on Wednesday, November 10, 2010 at 10:12pm.

A girl 36 kg occupies a seat of a swing that this subject by two chains 20 m in length each. If someone drops the girl from an 8 m position below the highest of the swing. What strength exercises it on the girl when she passes through the point lower?

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