P0784 - u = 2 ft sec and √ gy = 5 ft sec Finally we can solve for the depth as follows √ gy = 5 ft sec = ⇒ y = 25 ft 2 sec 2 g = 25 ft 2 sec

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886 CHAPTER7 . CONSERVATIONOFENERGY 7.84 Chapter 7, Problem 84 The waves travel upstream and downstream at velocities u up and u down ,r e sp e c t iv e ly , where u up = gy u and u down = gy + u Hence the flow speed, u , and wave speed, gy ,are u = 1 2 ( u down u up )a n d gy = 1 2 ( u down + u up )
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Unformatted text preview: u = 2 ft / sec and √ gy = 5 ft / sec Finally, we can solve for the depth as follows. √ gy = 5 ft / sec = ⇒ y = 25 ft 2 / sec 2 g = 25 ft 2 / sec 2 32 . 174 ft / sec 2 = 0 . 777 ft ≈ 9 . 3 in Therefore we have y = 9 . 3 in and u = 2 ft / sec...
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This note was uploaded on 02/09/2012 for the course AME 309 taught by Professor Phares during the Spring '06 term at USC.

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