Which of the following is called as a conventional trickling filter? Options: A . &nbspRapid sand filter B . &nbspSlow sand filter C . &nbspHigh rate trickling filter D . &nbspLow rate trickling filter

Which of the following is called as a conventional trickling filter?

Question

Which of the following is called as a conventional trickling filter?

Options:

A . Rapid sand filter

B . Slow sand filter

C . High rate trickling filter

D . Low rate trickling filter

Answer: Option D
Answer: (d).Low rate trickling filter

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Question 1. The BOD after the filtration of sewage from the low rate trickling filter is ___________....

Question 2. The removal of BOD is independent of the loading conditions in infiltration process.....

Question 3. The efficiency of a percolating filter is given by ___________....

Question 4. The organic loading in low rate trickling filter is 900 kg/hectare-meter/day. What is the efficiency of the filter?....

Question 5. The organic loading in a trickling filter is measured in ___________....

Question 6. The recirculation factor in a low rate trickling filter is ___________....

Question 7. The maximum removal of suspended and dissolved impurities from the sewage is?....

Question 8. The color of the secondary sludge produced from the high rate trickling filter is ___________....

Question 9. The hydrogen sulfide gas formed during the filtration of sewage can be removed by ___________....

Question 10. _______ is the ratio of volume of recirculated sewage to the raw sewage.....

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