Calculate the net torque (magnitude and direction) on the beam in the figure about
an axis through O perpendicular to the
page.
25 N
30%
O
< 20°
45°
C С
2.0 m
10 N
4.0 m
30 N​

answer: point c: b. 1/2 potential, 1/2 kinetic, point a: 3/4 of its potential energy, point d or b: 3/4 potential, 1/4 kinetic

explanation: i cant explain. it's difficult to explain.

statement #3 on andre"s list is false.