Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Manning Bazin Chezy Kutter Manning Bazin Chezy Kutter ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed Perpendicular to the direction of flow Parallel to the direction of flow At an angle 30° to 60° to the direction of flow None of these Perpendicular to the direction of flow Parallel to the direction of flow At an angle 30° to 60° to the direction of flow None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Air pressure pump Pneumatic ejector Centrifugal pump Reciprocating pump Air pressure pump Pneumatic ejector Centrifugal pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Bazin’s formula Manning’s formula Kutter’s formula Chezy’s formula Bazin’s formula Manning’s formula Kutter’s formula Chezy’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as An intercepting sewer An outfall sewer A trunk sewer A main sewer An intercepting sewer An outfall sewer A trunk sewer A main sewer ANSWER DOWNLOAD EXAMIANS APP
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