Waste Water Engineering - Study Mode

[#91] It is customary to design a sewer for D.W.F. on the basis of
Correct Answer

(C) Thrice the average demand

[#92] In trickling filter, B.O.D. is reduced to
Correct Answer

(C) 60 to 80%

[#93] The value of Chezy’s constant $${ ext{C}} = frac{{157.6}}{{1.81 + frac{{ ext{K}}}{{sqrt { ext{m}} }}}}$$ xa0 xa0is used in
Correct Answer

(B) Bazin’s formula

[#94] The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is
Correct Answer

(C) 45 m

[#95] The sewer pipe which carries sewage from a building for immediate disposal is
Correct Answer

(A) House sewer