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Q9. A straight section of horizontal pipe tapers in diameter from 300 mm at inlet to 150 mm at outlet. The mass flow of fresh water through the pipe is 500 tonne per hour and the pressure at inlet is 3 bar.

(a) Calculate EACH of the following:

(i) The fluid velocity at the outlet end; (2)

(ii) The pressure at the outlet end; (5)

(iii) The longitudinal thrust on the pipe. (5)

(b) Sketch a diagram of forces acting on the pipe. (4)