(a) (b) (link to image) a) Water leaves a large tank through a sharp edged circular hole. The hole is h2.6 m below the water surface. Assuming the effects of viscosity can be neglected and water has a densty of 1000 kple the speed of the water eiting the hole is b) The hole in the tank above is replaced with a vertical circular pipe with a diameter of 0.002 m and length /2.8 m. We can assume that the flow entrance to the pipe is smooth so that there are no minor losses. The flow in the pipe s lamnar and the folon factor constant andf on be found from fo-64/ Rep where the kinematic viscosity is given by v1.14x10 v m/s. Taking frictional losses into account the exit flow speed is

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Question 22
(a)
(b)
(link to image)
v mis.
a) Water leaves a large tank through a sharp edged circular hole. The hole is h = 2.6 m below the water surface. Assuming the effects of viscosity can be neglected and water has a density of 1000 kg/m, the speed of the water exiting the hole is
b) The hole in the tank above is replaced witha vertical circular pipe with a diameter of 0.002 m and length /= 2.8 m. We can assume that the flow entrance to the pipe is smooth so that there are no minor losses. The flow in the pipe is laminar and the friction factor is constant and can be
found from
fo=64/ Rep
where the kinematic viscosity is given by v 1.14x10
v m/s.
ark
Taking frictional losses into account the exit flow speed is
Transcribed Image Text:Question 22 (a) (b) (link to image) v mis. a) Water leaves a large tank through a sharp edged circular hole. The hole is h = 2.6 m below the water surface. Assuming the effects of viscosity can be neglected and water has a density of 1000 kg/m, the speed of the water exiting the hole is b) The hole in the tank above is replaced witha vertical circular pipe with a diameter of 0.002 m and length /= 2.8 m. We can assume that the flow entrance to the pipe is smooth so that there are no minor losses. The flow in the pipe is laminar and the friction factor is constant and can be found from fo=64/ Rep where the kinematic viscosity is given by v 1.14x10 v m/s. ark Taking frictional losses into account the exit flow speed is
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