2364Civil EngineeringMedium
The percentage of filtered water, which is used for backwashing in rapid sand filters, is about________?
A2 to 4
B0.4 to 1.0
C5 to 7
D0.2 to 0.4
Correct answer
A. 2 to 4
Explanation
The correct answer is 2 to 4.
Correct answer
A. 2 to 4
Explanation
The correct answer is 2 to 4.
The sewer which transports the sewage to the point of treatment, is called________?
Which one the following is a correct statement?
A triangle is used for________?
Optimum depth of kor watering for rice is________?
Presence of tail water in a gravity dam________?
To minimise the effect of differential settlement, the area of a footing should be designed for________?