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A plate of length 4m in the direction of the flow and of width 2m is...

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Mechanical Engineering

A plate of length 4m in the direction of the flow and ofwidth 2m is pulled at a speed of 108 km/h in water at15oC find the power needed against the shear force forone side of the plate .

b- oil with dynamic viscosity=0.1 N-s/m2 anddensity=863 kg/m3 flows between 2 parallel plates 2.5 mmapart and inclined 30 degrees to the horizontal at a rate of 300cm3/s per one meter of width. Calculate the pressuregradient in the direction of flow.

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