A balanced lever has two weights on it, the first with mass 34 kg 34kg and the second with mass 68 kg68kg. If the first weight is 3 m3m from the fulcrum, how far is the second weight from the fulcrum?
1 Answer
May 16, 2017
The second weight
Explanation:
The balanced lever is a simple scale in this configuration.
If the two weights balance each other then the distance from the fulcrum to each must be in proportion to the two weights.
That is:
We were told that:
So: