A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm orga

Question

A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is

Options:

A . 0.30 m/sec

B . 0.35 m/sec

C . 0.40 m/sec

D . 0.45 m/sec

Answer: Option D

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