1.

The expression for the self cleansing velocity is given by ____________

A. (8*B* (G-1) *g*d/f)⅓
B. (8*B* (G-1) *g*d/f)²
C. (8*B* (G-1) *g*d/f)
D. (8*B* (G-1) *g*d/f)½
Answer» E.


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