Marks 1
1
Which of the following is/are NOT active disinfectant(s) in water treatment?
GATE CE 2023 Set 2
2
A process equipment emits, 5 kg/h of volatile organic compounds (VOCs). If a hood placed over the process equipment captures 95% of the VOCs, then the fugitive emission in kg/h is
GATE CE 2022 Set 2
3
A water treatment plant has a sedimentation basin of depth 3 m, width 5 m, and length 40 m. The water inflow rate is 500 m3/h. The removal fraction of particles having a settling velocity of 1.0 m/h is ________. (round off to one decimal place) (Consider the particle density as 2650 kg/m3 and liquid density as 991 kg/m3)
GATE CE 2022 Set 1