518Civil EngineeringMedium
The pH value of fresh sewage is usually ________?
AEqual to zero
BMore than 7
CEqual to 7
DLess than 7
Correct answer
B. More than 7
Explanation
The correct answer is More than 7.
Correct answer
B. More than 7
Explanation
The correct answer is More than 7.
With the increase in the amount of compaction energy________?
In any good staircase, the maximum and minimum pitch respectively should be________?
Instantaneous center is at infinity when the angular velocity is ________?
The viscosity of a gas________?
The detention period for oxidation ponds is usually kept as________?
Corrosion in concrete sewers is caused by________?