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Entrainment Speed in Ball Bearing
Assuming no slip between the inner race and the outer race of a ball bearing, what is the entrainment speed between the balls and the inner race? The inner race is rotating at $\omega_i$ and the outer ...
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Power needed to accelerate metal powder through two spinning wheels
I have a wheel which has a radius of 0.1m that needs to spin at 10000RPM. The outer surface of this wheel is pressed up against another free spinning wheel like a football or tennis ball launcher.
I ...
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