Recent content by MCAT35

aha, cool got it. Radially outward = no lever arm (line of action) therefore external torque = 0. ic now, thanks so much!

ok, that makes sense, Thanks Tim and I'm glad to be here! Such an impressive forum! Gonna try and answer this don't know if they are right. But no external torque about the axis of which he is spinning right? i] he drops the weights (no, if he spins horizontally, this is an vertical...

Homework Statement Experiement 1: One student sits on a stool that rotates freely. He holds a 5-kg mass in each hand. Initially, the student has a angular velocity of 5 radians/sec with his arms in his lap. Question: In exp 1, with his arms outstretched, the student drops the...