Waste Water Engineering Lead caulked joints are used for laying I. pipes Stone ware pipes G.I. pipes Earthenware pipes I. pipes Stone ware pipes G.I. pipes Earthenware pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hydraulic mean radius is Mean of radii in a pipe line of varying cross -sections Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean of radii in a pipe line of varying cross -sections Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Base material for paints Building material Chemical for lowering B.O.D. Fertilizer Base material for paints Building material Chemical for lowering B.O.D. Fertilizer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage may become stale in Six hours Three to four hours One hour Two to three hours Six hours Three to four hours One hour Two to three hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Hydrogen sulphide Methane Carbon dioxide Oxygen Hydrogen sulphide Methane Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
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