Question

A, 2 m long wooden plank of mass 20
kg is pivoted (supported from below) at
0.5 m from either end. A person of mass
40 kg starts walking from one of these
pivots to the farther end. How far can the
person walk before the plank topples?​

Answer 1

Answer:

please use the formula's to solve this and learn the formula because formula is very important in physics