Recent content by VoNi

Free fall problem, Help!? Homework Statement Hi, I am having trouble figuring out this problem: A ball is thrown directly upward with an initial velocity of 10 m/s. If the ball starts at an initial height of 2.3 m, how long is the ball in the air? Ignore air drag. Homework Equations...

Thank you SO much! that was very helpful! and the normal force, is 40.8 N. Thanks for taking the time to help me out! =)

Physics HW help!? Normal Force between two objects? Hi, I've had trouble trying to gigure out this problem! I would really appreciate the help! The Problem: Three blocks rest on a frictionless, horizontal table (see figure below), with m1 = 7 kg and m3 = 12 kg. A horizontal force F = 103...