Water flow laminarly through a tube of diameter 1cm. The average water velocity is auv and the
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Water flow laminarly through a tube of diameter 1cm. The average water velocity is auv and the maximum velocity is umax. Then
A. umax = 1.5 uav
B. umax = 2 uav
C. umax = 2.5 uav
D. umax = 3uav
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