1.

The design value of surface loading for horizontal flow circular sedimentation is _______

A. 30-40m<sup>3</sup>/m<sup>2</sup>/d
B. 20-30m<sup>3</sup>/m<sup>2</sup>/d
C. 10-20m<sup>3</sup>/m<sup>2</sup>/d
D. 50-100m<sup>3</sup>/m<sup>2</sup>/d
Answer» B. 20-30m<sup>3</sup>/m<sup>2</sup>/d


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