Waste Water Engineering A safety lamp when inserted in the upper portion of a manhole causes flames. It indicates the presence of Carbondioxide gas Petrol vapours Methane gas Hydrogen sulphide gas Carbondioxide gas Petrol vapours Methane gas Hydrogen sulphide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In 1000 kg of sewage, the total solids approximate 0.5 to 1.0 kg 7.5 kg to 10 kg 1 kg to 2.0 kg 5 kg to 7.5 kg 0.5 to 1.0 kg 7.5 kg to 10 kg 1 kg to 2.0 kg 5 kg to 7.5 kg ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect size of stone ware sewers 67.5 cm None of these 52.5 cm 82.5 cm 67.5 cm None of these 52.5 cm 82.5 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead caulked joints are used for laying I. pipes Stone ware pipes Earthenware pipes G.I. pipes I. pipes Stone ware pipes Earthenware pipes G.I. pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is 1 in 120 None of these 1 in 60 1 in 100 1 in 120 None of these 1 in 60 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For drainage pipes in buildings the test applied before putting them to use, is Water test Straightness test All listed here Smoke test Water test Straightness test All listed here Smoke test ANSWER DOWNLOAD EXAMIANS APP
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