Yes and I've tried to use it but just makes no sense to me.
What are the forces? My guess would be normal force and the force of weight. What about tension? I never know whether to include that or not.
Homework Statement
1. An 80-kg man is one fourth of the way up a 10-m ladder that is resting against a smooth, frictionless wall. If the ladder has a mass of 20 kg and it makes an angle of 60° with the ground, find the force of friction of the ground on the ladder.
Homework Equations...
Hi! I really need help answering this question. I am really bad at Physics and have no idea what I'm doing, so if someone could help me out I would really appreciate it! Thank you!
Homework Statement
8. A bucket filled with water has a mass of 23 kg and is attached to a massless rope, which...