Consider the following statement regarding the depth of sand of the r – McqOptions

MCQOPTIONS

1.	Consider the following statement regarding the depth of sand of the rapid gravity filter?i. It should be checked against breakage of flocii. The sand depth should lie between 100-200cmiii. The floc should be attached through the sand bedWhich of the above statement is/are correct?
A.	Only i
B.	i, ii
C.	ii, iii
D.	Only ii
Answer» B. i, ii

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