Answer to Question #189482 in Classical Mechanics for Jethro

Question

A trapezoidal(the left side longer than the right, both sides are parallel) bar 2 m long, horizontally rests balanced(in a state of equilibrium) atop a triangular fulcrum at its center. A box weighing 4 N rests on the left side of the bar, and a crate weighing 6N rests on the right side, both weights are on equal distance from the center.

If the bar weighs 5 N locate its center of gravity.

Answer 1

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