Waste Water Engineering ‘Cowl’ is provided at Upper end of the manhole First step in manhole Upper end of ventilating column Lower end of ventilating column Upper end of the manhole First step in manhole Upper end of ventilating column Lower end of ventilating column ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Large diameter sewers subjected to external pressure alone, are reinforced Near the outer surface of the pipe Near the inner surface of the pipe With elliptical cage Both A and B Near the outer surface of the pipe Near the inner surface of the pipe With elliptical cage Both A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In areas where rainy season is limited to a few months, the type of sewerage system recommended is Partially separate system Separate system None of these Combined system Partially separate system Separate system None of these Combined system ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is classified as shallow if its depth is between 0.5 to 0.7 m 0.7 to 0.9 m 0.4 to 0.5 m 0.9 to 1.20 m 0.5 to 0.7 m 0.7 to 0.9 m 0.4 to 0.5 m 0.9 to 1.20 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is 30 minutes 1 hour 2 hours 1 hour and 30 minutes 30 minutes 1 hour 2 hours 1 hour and 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as An outfall sewer A main sewer An intercepting sewer A trunk sewer An outfall sewer A main sewer An intercepting sewer A trunk sewer ANSWER DOWNLOAD EXAMIANS APP
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