Question
A uniform beam of length l and mass m supports a bag of mass m1 at the left end, another bag of mass m2 at the right end, and a third bag m3 at a distance l3 from the left end (l3<0.5l).
At what distance from the left end should you support the beam so that it balances?
At what distance from the left end should you support the beam so that it balances?