Recent content by nubnub

To find the friction force on the skateboard with a 75kg weight on it attached to a 51kg weight through a frictingless pully. Not entirely sure.

Friction, Motion and Gravity. Need concept and understanding help! Three questions, I have a very little idea how to do them. Reason for not knowing is under the attempt part. Homework Statement Q1) Paul and Joe have decided to skip their next physics class. Know that their teacher...