So I got F=mews=mg. F also =m(v^2/r). Insert equation for v=(2pir)/t into quation for F, and then set the two F equations to be equal to each other, ultimately resulting in mewsg=((2pir)^2/T)/r. I simply cannot get the numbers to manipulate correctly and I keep getting wrong answers.
Circular Motion and Friction (PLEASE HELP!)
Homework Statement
The coefficient of friction between a certain brass block and a large revolving turntable is µ = 0.21. How far from the axis of rotation can the block be placed before it slides off the turntable if the turntable rotates at a...