A. steady flow
B. turbulent flow
C. laminar flow
D. non-uniform flow
E. all of the above
Related Mcqs:
- The equation of continuity holds good when the flow __________________?
A. is steady
B. is one dimensional
C. velocity is uniform at all the cross sec-tions
D. all of the above
E. none of the above - All the terms of energy in Bernoulli’s equation have dimension of_______________?
A. energy
B. work
C. mass
D. length
E. time - ¾th or ¼th extra space is left in sewer pipes at maximum discharge for_________________?
A. Low estimates of the average and maximum flows
B. Large scale infiltration of storm water
C. Unexpected increase in population
D. All the above - Design period of 40 to 50 years is adopted for_________________?
A. Branch sewers
B. Main sewers
C. Trunk sewers
D. All the above - The detention time (t) of a settling tank, may be defined as the time required for_________________?
A. A particle to travel along its length
B. A particle to travel from top surface to bottom sludge zone
C. The flow of sewage to fill the tank
D. None of these - Sewer pipes need be checked for_________________?
A. Minimum flow
B. Maximum flow
C. Both A. and B.
D. None of these - The standard B.O.D. of water is taken for_________________?
A. 1 day
B. 2 days
C. 3 days
D. 5 days - The grit and silt of the grit chambers, may not be used for_________________?
A. Raising low lying areas by dumping
B. Concreting
C. Both A. and B.
D. Neither A. nor B - The continuity equation is connected with_______________?
A. viscous/unviscous fluids
B. compressibility of fluids
C. conservation of mass
D. steady/unsteady flow
E. open channel/pipe flow - Bernoulli equation deals with the law of conservation of____________________?
A. mass
B. momentum
C. energy
D. work
E. force
