The minimum diameter of sewer to be adopted is_________________?
The minimum diameter of sewer to be adopted is_________________?
A. 10 cm
B. 12.5 cm
C. 15 cm
D. 25 cm
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For treating the sewage of a large city, you will recommend_________________?
For treating the sewage of a large city, you will recommend_________________?A. A sedimentation tank and an activated sludge treatment plant
B. A plant consisting of Imhoff tanks with low rate trickling filters
C. Sedimentation tanks with high rate trickling filters
D. None of theseThe sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is____________________?
The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is____________________?A. 100 cm
B. 110 cm
C. 120 cm
D. 150 cmThe continuity equation is connected with_______________?
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 flowNewton’s law of viscosity is a relationship between________________?
Newton’s law of viscosity is a relationship between________________?A. shear stress anctthejiate of angular distortion
B. shear stress and viscosity
C. shear stress, velocity and viscosity
D. pressure, velocity and viscosity
E. shear stress, pressure and rate of angular distortionThe angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is________________________?
The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is________________________?A. 20 cm
B. 25 cm
C. 40 cm
D. 50 cmThe resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to____________________?
The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to____________________?A. Buoyancy
B. Equilibrium of a floating body
C. Archimedes’ principle
D. Bernoulli’s theorem
E. Metacentric principle