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Oil flows through a standard 25 mm diameter orifice under 5

Mechanical Engineering

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Oil flows through a standard 25 mm diameter orifice under 5.5 m head at a

measured rate of 3 L/s.

The jet strikes a wall 1.5 m away and 0.12 m

vertically below the centreline of the contracted section of the jet.

Determine

all the coefficients of the orifice.