Environment & Ecology · Environmental Engineering
The self-purification constant (photo-reaeration coefficient ratio) of impounding reservoirs typically varies between which of the following ranges?
- 11.5 to 2.0
- 20.5 to 1.0✓
- 31.0 to 1.6
- 42.0 to 3.0
Correct answer
0.5 to 1.0
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