The detention period for plain sedimentation water tanks, is usually 4 to 8 hour

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Question
The detention period for plain sedimentation water tanks, is usually
Options
A. 4 to 8 hours
B. 8 to 16 hours
C. 16 to 24 hours
D. 24 to 36 hours.

Correct Answer

4 to 8 hours

More questions

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Options
A. 1200 and 2400
B. 1800 and 2000
C. 1200 and 1500
D. 2000 and 1200

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Options
A. 3t³ - 2t
B. 3t² + 2t
C. 6t - 2
D. 6t + 2
E. 3t - 2

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Options
A. maximum if it acts at the centre of gravity of the body
B. different at different points on its line of
C. same at every point on its line of action
D. minimum if it acts at the C.G. of the body
E. none of these.

6. Pick up the correct abbreviation from the following:
Options
A. I.L.S. (instrument landing system)
B. V.H.F, (very high frequency)
C. L.O.M. (low powered outer marker)
D. L.M.M. (low powered middle marker)
E. All the above

9. ? is coefficient of friction. A wheeled vehicle travelling on a circular level track will slip and overturn simultaneously if the ratio of its wheel distance to the height of its centroid, is
Options
A. ?
B. 2?
C. 3?
D. ?.

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