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April 18, 2014

Homework Help: physics

Posted by rock on Friday, January 28, 2011 at 10:33pm.

In the figure below, the fresh water behind a reservoir dam has depth D = 13 m. A horizontal pipe 6.0 cm in diameter passes through the dam at depth d = 6.0 m. A plug secures the pipe opening.
(a) Find the magnitude of the frictional force between plug and pipe wall.
1Your answer is correct. N

(b) The plug is removed. What water volume exits the pipe in 2.6 h?

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