A balanced lever has two weights on it, the first with mass 9 kg 9kg and the second with mass 4 kg4kg. If the first weight is 3 m3m from the fulcrum, how far is the second weight from the fulcrum?
1 Answer
Apr 29, 2016
Explanation:
Let
Summation of Moments about the fulcrum equals to zero.
Taking clockwise positive
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