- #1
blader324
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Homework Statement
a rotating cylinder of radius 3 m is set in rotation at an angular speed of 5 radians/second. the floor then drops away, leaving the riders suspended against the wall in a vertical position. what minimum coefficient of friction between a rider's clothing and the wall is needed to keep the rier from slipping?
Homework Equations
The Attempt at a Solution
i've attempted to draw a free body diagram, cause I'm pretty sure that's the first thing i have to do. but i have to say, this FBD, is VERY VERY tricky.