Oil Coating

Calculate the shear stress, if any, on surface AD of the fluid element ABCD inside the oil film. Indicate the direction of the stress and whether it is positive or negative.

ASSIGNMENT Provide an original answer, the ones on other homework help websites are incorrect. Oil Coating: A long, continuous belt is pulled upwards through a chemical oil bath at velocity V0. The belt has rectangular cross-section and has length (L), width into the paper (W). The belt picks up a film of oil of thickness […]

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