Waste Water Engineering MCQ Questions & Answers | Civil Engineering

A. 213.5 cm/sec

B. 313.5 cm/sec

C. 413.5 cm/sec

D. 500 cm/sec

A. A jar

B. A breaker

C. A test tube

D. An Imhoff cone

A. 10% less

B. 20% less

C. 10% more

D. 20% more

A. Full depth

B. Half full

C. Two third full

D. Three fourth full

A. $${{\text{V}}_{\text{s}}} = 418\left( {{{\text{G}}_{\text{s}}} - {{\text{G}}_{\text{w}}}} \right){\text{d}}\left( {\frac{{3{\text{T}} + 70}}{{100}}} \right)$$

B. $${{\text{V}}_{\text{s}}} = 418\left( {{{\text{G}}_{\text{s}}} - {{\text{G}}_{\text{w}}}} \right){{\text{d}}^2}\left( {\frac{{3{\text{T}} + 70}}{{100}}} \right)$$

C. $${{\text{V}}_{\text{s}}} = 218\left( {{{\text{G}}_{\text{s}}} - {{\text{G}}_{\text{w}}}} \right){{\text{d}}^2}\left( {\frac{{3{\text{T}} + 70}}{{100}}} \right)$$

D. $${{\text{V}}_{\text{s}}} = 218\left( {{{\text{G}}_{\text{s}}} - {{\text{G}}_{\text{w}}}} \right){\text{d}}\left( {\frac{{3{\text{T}} + 70}}{{100}}} \right)$$

A. The change of gradient

B. The change of direction

C. The junctions of sewers

D. All of these

A. Initial demand

B. First stage demand

C. Carbonaceous demand

D. All of these

A. Horizontally

B. Vertically

C. At an angle of 30°

D. At an angle of 60°

A. More than 7

B. Less than 7

C. Less than 6

D. More than 6

A. Flushing

B. Cane rodding

C. Wooden pills

D. None of these