Waste Water Engineering For house drainage minimum gradient is 1 in 400 1 in 60 1 in 80 1 in 10 1 in 400 1 in 60 1 in 80 1 in 10 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the grit in grit chambers is 4.5 million litres per day, its cleaning is done Hydraulically Electrically Manually Mechanically Hydraulically Electrically Manually Mechanically ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering At the junction of sewers Top of smaller sewer is kept lower Tops of both the sewers are at the same level Top of larger sewer is kept lower None of these Top of smaller sewer is kept lower Tops of both the sewers are at the same level Top of larger sewer is kept lower None of these 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 HCl HNO₃ H₂SO₄ None of these HCl HNO₃ H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bottom openings 15 cm × 15 cm in the standing baffle wall are provided 15 cm c/c 22.5 cm c/c 30 cm c/c 50 cm c/c 15 cm c/c 22.5 cm c/c 30 cm c/c 50 cm c/c ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Degradation Recovery Cleaner water Active decomposition Degradation Recovery Cleaner water Active decomposition ANSWER DOWNLOAD EXAMIANS APP