Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 100 cm 90 cm 50 cm 80 cm 100 cm 90 cm 50 cm 80 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is classified as shallow if its depth is between 0.5 to 0.7 m 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m 0.5 to 0.7 m 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these H₂SO₄ HNO₃ HCl None of these H₂SO₄ HNO₃ HCl ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Invert level of a branch sewer is more than 60 cm that of the main sewer Two sewer lines intersect Sewer line runs along a main road Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer Two sewer lines intersect Sewer line runs along a main road Ordinary manhole cannot be built ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The self-cleansing velocity of water flowing through pipe lines, is 0.5 metre/sec 1 metre/sec 2 metres/sec 0.25 metre/sec 0.5 metre/sec 1 metre/sec 2 metres/sec 0.25 metre/sec ANSWER DOWNLOAD EXAMIANS APP
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