Waste Water Engineering The design period in years for pumping plants, is 3 to 5 1 5 to 10 2 to 3 3 to 5 1 5 to 10 2 to 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 15 cumecs, the depth d and width are related by For drains up to B = 0.5 d B = 0.2 d d = 0.2 B d = 0.5 B B = 0.5 d B = 0.2 d d = 0.2 B d = 0.5 B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering ¾th or ¼th extra space is left in sewer pipes at maximum discharge for Low estimates of the average and maximum flows Large scale infiltration of storm water All listed here Unexpected increase in population Low estimates of the average and maximum flows Large scale infiltration of storm water All listed here Unexpected increase in population ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.70 m/sec 0.50 m/sec 0.60 m/sec 0.75 m/sec 0.70 m/sec 0.50 m/sec 0.60 m/sec 0.75 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Removal of oil and grease from sewage, is known Screening Filtration None of these Skimming Screening Filtration None of these Skimming ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stock’s law, is Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] ANSWER DOWNLOAD EXAMIANS APP