Computer · Environmental Engineering
Air-binding in rapid sand filters is typically encountered when:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The filter bed comprises largely of coarse sand layers
- 2The raw water contains heavily dissolved inert gases
- 3The water is subjected to prolonged aeration beforehand
- 4There is excessive negative head in the filter bed✓
Correct answer
There is excessive negative head in the filter bed
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