Question

Settling tank efficiency is reduced by _______

i. Eddy current
ii. Surface current
iii. Density current

a.

i, ii

b.

i, ii, iii

c.

ii, iii

d.

i, iii

Answer: (b).i, ii, iii

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Q. Settling tank efficiency is reduced by _______ i. Eddy current ii. Surface current iii. Density current

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