static equilibrium ...
let = upward force of the support on the left end
= upward force of the support on the right end
let the left end be the pivot point ...
solve for and
can someone please help me
person stands a distance of 0.300 meters from the right end of a 2.00 meter long uniform platform that is supported by two posts, one at each end. The board has a mass of 20.0 kg and the person's mass is 75.0 kg.
a. determine the force exterted on the board by the post on the left end.
b. determine the force exerted on the board by the post on the right end.