Hydraulics and Fluid Mechanics in ME
The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is

μ π³ N² R⁴ /1800 t
μ π³ N² R² /3600 t
μ π³ N² R² /1800 t
μ π³ N² R⁴ /3600 t

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