The normal value of over flow rates for plain primar... - Solved MCQs & Answer

1793Civil EngineeringMedium

The normal value of over flow rates for plain primary sedimentation tanks, ranges between________?

A50,000 to 60,000 litres/sqm/day

B80,000 to 100,000 litres/sqm/day

C25,000 to 35,000 litres/sqm/day

D40,000 to 50,000 litres/sqm/day

Correct answer

D. 40,000 to 50,000 litres/sqm/day

Explanation

The correct answer is 40,000 to 50,000 litres/sqm/day.

If the R.L’s of canal bed level and high flood level of drainage are 212.0 m and 210.0 m respectively, then cross drainage work will be________?

If the diameter of sewer is 225 mm, the gradient required for generating self cleansing velocity, is________?

In counterfort retaining walls, the main reinforcement in the stem at support is________?

Variability of rainfall is________?

In actual machines________?

If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either________?