Homework Statement
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What is the brake torque and the needed force to stop the drum.
Photo of problem: https://gyazo.com/5c814dc6791b29362cc2835dacf7005a
Data not on photo: Max pressure is 0.7MPa and friction coefficient is 0.2.
Homework Equations
T=(P1-P2)D/2
p=2P/bD
dP-fdN=0
dN=Pdθ
The...