Waste Water Engineering ‘Cowl’ is provided at First step in manhole Upper end of the manhole Lower end of ventilating column Upper end of ventilating column First step in manhole Upper end of the manhole Lower end of ventilating column Upper end of ventilating column ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is 1.085 1.075 1.095 1.065 1.085 1.075 1.095 1.065 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement pipes are generally laid At an angle of 30° Horizontally Vertically At an angle of 60° At an angle of 30° Horizontally Vertically At an angle of 60° ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Bend Change of gradient All of these Junction Bend Change of gradient All of these Junction ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Free ammonia Aluminoid nitrogen Nitrates Nitrites Free ammonia Aluminoid nitrogen Nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A safety lamp when inserted in the upper portion of a manhole causes flames. It indicates the presence of Petrol vapours Hydrogen sulphide gas Carbondioxide gas Methane gas Petrol vapours Hydrogen sulphide gas Carbondioxide gas Methane gas ANSWER DOWNLOAD EXAMIANS APP
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