Waste Water Engineering With self cleansing velocity in sewers Silting occurs at bottom Both silting and scouring occur at bottom Scouring occurs at bottom Neither silting nor scouring occurs at bottom Silting occurs at bottom Both silting and scouring occur at bottom Scouring occurs at bottom Neither silting nor scouring occurs at bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Circular shaped Egg shaped Horse shoe shaped Parabolic shaped Circular shaped Egg shaped Horse shoe shaped Parabolic shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is 313.5 cm/sec 413.5 cm/sec 213.5 cm/sec 500 cm/sec 313.5 cm/sec 413.5 cm/sec 213.5 cm/sec 500 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer Sewer line runs along a main road Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer Sewer line runs along a main road ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Antisyphonage pipe is fitted At the beginning of sewer line On manholes At the end of septic tanks With a W.'trap At the beginning of sewer line On manholes At the end of septic tanks With a W.'trap ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The formula V = (1/n) r2/3 Bazin’s formula Kutter’s formula Manning’s formula Chezy’s formula Bazin’s formula Kutter’s formula Manning’s formula Chezy’s formula ANSWER DOWNLOAD EXAMIANS APP
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