engineering recuitment TNPSC AE Civil 2024 Test series Environmental Engineering Sewage Sewage Treatment
Arrange the following sludge treatment unit operations and processes in a chronological order.
1. Conditioning 2. Dewatering 3. Concentration 4. Digestion 5. Incineration 6. Drying
1
3 > 2 > 1 > 4 > 5 > 6
2
1 > 4 > 3 > 2 > 6 > 5
3
3 > 4 > 1 > 2 > 6 > 5
4
1 > 2 > 3 > 4 > 5 > 6