Problem
a) Consider how much weight you were holding. If you doubled or tripled the weight, describe the experience of trying to support the weight while holding it at different arm lengths.
b) Calculate the moment if you were to hold a 15-pound bowling ball with your arm straight out and your forearm perpendicular to your body. What is the pinned connection?
c) Why are clockwise moments considered negative when they are summed with counterclockwise moments?