Recent content by driftk

I tried this problem but only managed to somewhat understand Part A. But that answer is wrong as well, so can someone guide me through steps of finding the answer: Thank you. To keep the calculations fairly simple, but still reasonable, we shall model a human leg that is 0.92 m long (measured...

I've been trying solve this problem for a long time but can't figure it out. A 3.45 g ball is moving toward a stationary 5.82 g ball with a velocity of 45 m/s. The first ball bounces off at an angle of 36 degrees from its original path with a velocity of 28 m/s. What is the magnitude and...

I still can't figure it out.

I've been trying a lot of methods but none of them get me the right answer. Can anyone help? The brothers of Iota Eta Pi fraternity build a platform, supported at all four corners by vertical springs, in the basement of their frat house. A brave fraternity brother wearing a football helmet...