Environment & Ecology · Environmental Engineering
कच्चे पानी (raw water) की आपूर्ति के उपचार के लिए आमतौर पर अपनाए जाने वाले चरणों का सही क्रम चुनें:
- 1अवसादन, स्क्रीनिंग, कीटाणुशोधन, निस्पंदन, स्कंदन
- 2निस्पंदन, अवसादन, स्कंदन, कीटाणुशोधन, स्क्रीनिंग
- 3स्क्रीनिंग, अवसादन, कीटाणुशोधन, वातन (aeration), स्कंदन
- 4स्क्रीनिंग, अवसादन (sedimentation), स्कंदन (coagulation), निस्पंदन (filtration), कीटाणुशोधन (disinfection)✓
सही उत्तर देखें
स्क्रीनिंग, अवसादन (sedimentation), स्कंदन (coagulation), निस्पंदन (filtration), कीटाणुशोधन (disinfection)
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