A cylindrical tank has a diameter of 1.4m and a total height of 1.8m. It contains water to a depth 2/3 of its total height. What will be the required angular velocity in rad/s such that half of its content spilled out? A. 14.00 rad/s B. 8.09 rad/s C. 10.40 rad/s D. 9.80 rad/s

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Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?