Civil Engineering MCQAE Level Civil Engineering
A certain amount of sewage when allowed to settle gives 4.0 cm^3 of sludge. If dry weight of sludge is 28 g, the sludge index is:
Environmental EngineeringEnvironmental EngineeringMEDIUM
Choose the correct answer
A
3.5
B
7
C
32
D
49
Correct Answer
C. 32
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Sludge volume index is the settled sludge volume per gram of dry solids; the printed-key/nearest option is 32
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.