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Calculate the force exerted by a jet of water 10 mm in diameter which strikes a...

Calculate the force exerted by a jet of water 10 mm in diameter which strikes a flat at an angle of 0º, and 30º to the normal of the plate with a velocity of 12 m/s if (a) the plate is stationary (b) the plate is moving in the direction of the jet with a velocity of 2 m/s.

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