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4 aliran berubah lambat laun.pdf

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Apabila yang digunakan adalah persamaan Chezy :22V Qi f= = =2 2 2C R C A RQ2C B22y3i =fC2QB22y3niifb=3n32 2C B y2 2C B y⎛= ⎜⎝yny3⎞⎟⎠dydx= ib⎛ yn⎞1−⎜ ⎟ ⎝y⎠⎛ yc⎞1−⎜ ⎟⎝ y ⎠323yn3y c3dy y −VI = i(4.21)b 3dxy −

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