Unit Operations for Wastewater Treatment

Course: Waste Water Engineering — Practice MCQs, solutions, formulas & past entrance questions.

Chapter:

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1. Out of below given methods which of se produce an odour?


2. Out of below given methods which of se have lowest capital cost?


3. _____ devices remove materials which would damage equipment or interfere with a process.


4. Activated Carbon is classified as which type of treatment?


5. Heat treatment involves heating of sludge. The supernatant from heat treatment system is rich in _______


6. Refrigeration is a mass transfer process.


7. __________ represents heavier inert matter in wastewater.


8. What is percentage of aerobically digested sludge?


9. Which type of mixers are used to mix coagulants like alum, ferric ammonium sulphate and coagulant aids such as polyelectrolyte and lime?


10. Which type of reactor is used in precipitation reactions?


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