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The mean velocity of water in a 150 mm horizontal pipe is 0.9 m/s. Calculate the...

The mean velocity of water in a 150 mm horizontal pipe is 0.9 m/s. Calculate the loss of head through an abrupt contraction to 50 mm diameter. If the pressure in the 150 mm pipe is 345 kPa, what is the pressure in the 50 mm pipe, neglecting pipe friction?

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