Biology, 29.08.2020 17:01, BaileyElizabethRay
A person exerts the force of 200N in order to pull
a mass of 100kg up to the height of 2m using a
Ladder with efficiency 80%..what is the
minimum length of the ladder?
Answers: 3
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A person exerts the force of 200N in order to pull
a mass of 100kg up to the height of 2m using a
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