A balanced lever has two weights on it, the first with mass 14 kg and the second with mass 29 kg. If the first weight is 3 m from the fulcrum, how far is the second weight from the fulcrum?

1 Answer
Gió
Dec 13, 2015

I found 1.4m

Explanation:

As a roule of thumb consider the ratio of masses;
in this case you can compare the masses and see if there is a relation between them: in this case one is twice the other so the distance should be half.

In your case (to be more precise) you can consider the resultant of the torques:

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