Slide 8 - Personal Ftsl Itb Ac Id
Slide 8 - Personal Ftsl Itb Ac Id
Slide 8 - Personal Ftsl Itb Ac Id
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Luas penampang aliran<br />
A = ( b + xy) y = ( b + 0,5 y) y<br />
Luas penampang aliran (dari kontinuitas<br />
A = Q / V = 50 / 1 = 50 m2<br />
( b + 0,5 y) y = 50 m2<br />
Dari saluran ekonomis berbentuk trapesium<br />
b + 2 xy = 2 y (1 + x 2 ) 1/2<br />
b + 2. ½ y = 2 y (1 + ½ 2 ) 1/2 b =1,24 y
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