2390Civil EngineeringMedium
To maintain aerobic biological activity, the moisture content of the compost mass should be about________?
A50 %
B60 %
C55 %
D45 %
Correct answer
C. 55 %
Explanation
The correct answer is 55 %.
Correct answer
C. 55 %
Explanation
The correct answer is 55 %.
If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is________?
Pick up the correct statement from the following?
The angle of projection at which the horizontal range and maximum height of a projectile are equal to________?
The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of________?
The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from________?
Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena________?