Civil Engineering - Water Supply Engineering
Exercise : Water Supply Engineering - Section 2
46.
A water channel supported above the ground over trestles, is generally called
47.
If d is the diameter of the pipe, p is the total internal pressure, f is the permissible tensile stress and n is the effective of the joint, the thickness t of metal pipe, is
none of these.
48.
One degree of hardness of water means a content of salts of
49.
Mostly used coagulant, is
50.
If G is the specific gravity of particles of diameter d, the velocity of settlement V in still water at T°C, according to Stoke's law, is
none of these.
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