A. Liquid waste
B. Sullage
C. Sewage
D. None of these
A. Bookkeeg system
B. Ledger system
C. Balance check
D. General journal system
A. One pipe
B. Two pipes
C. Three pipes
D. Four pipes
A. Used to remove the grease and oil
B. Those from which sludge is skimmed out
C. Tanks provided with self- cleansing screens
D. Improved version of grit chambers
A. From low lying areas
B. From flat areas
C. From basements
D. All the above
A. Weight of the pipe
B. Weight of the back fill
C. Superimposed traffic loads
D. All the above
A. atmospheric pressure
B. surface tension
C. force of adhesion
D. force of cohesion
E. viscosity