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  3. 1- if the velocity head is 250 mm then what is the

1- If the velocity head is 250 mm then what is the velocity of the fluid. 2-A...

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Mechanical Engineering

1- If the velocity head is 250 mm then what is the velocity ofthe fluid.

2-A tube, open at both ends, is placed into water at constanttemperature. How high does the water rise within the tube in mm?The diameter of the tube is 10 mm. Assume the contact angle iszero.

3- You measure air to have a velocity of 45 m/s in a pipe ofradius 2 cm. The pipe then expands until its cross-sectional areais 17 cm2 . What is the velocity after the expansion?

4- A dam retains water to a depth 50 % of its height. The heightof the wall is 15 m. What is the resultant force on the dam, permeter of dam wall width in kN/m?

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