A. From low lying areas
B. From flat areas
C. From basements
D. All the above
A. A trunk sewer
B. An outfall sewer
C. A main sewer
D. An intercepting sewer
A. Work book
B. Journal
C. Ledger
D. Account book
A. linearly
B. first slowly and then steeply
C. first steeply and then gradually
D. unpredictable
E. none of the above
A. adhesion
B. cohesion
C. viscosity
D. compressibility
E. surface tension
A. at the inlet
B. at the outlet
C. at the summit
D. ay nay point between inlet and outlet
E. none of the above
A. 1 in 5
B. 1 in 10
C. 1 in 15
D. 1 in 20