Oil of viscosity u fills the small gap of thickness Y. Determine an expression for the torque T required to rotate the truncated cone at constant speed w. Neglect fluid stress exerted on the circular bottom.
(a)
(b)
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Oil of viscosity u fills the small gap of thickness Y. Determine an expression for the torque T required to rotate the truncated cone at constant speed w. Neglect fluid stress exerted on the circular bottom.
(a)
(b)
|