MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Environmental Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The pressure freezing process works on the vacuum free vapor compression principle. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
The maximum salt concentration up to which desalination of brackish water is possible by Electro-dialysis is _____________ |
| A. | 1000ppm |
| B. | 2000ppm |
| C. | 3000ppm |
| D. | 5000ppm |
| Answer» E. | |
| 3. |
In Electro-dialysis, the electric energy which required is _____________ |
| A. | Directly proportional to cation permeable membrane |
| B. | Directly proportional to anion permeable membrane |
| C. | Directly proportional to salt concentration |
| D. | Inversely proportional to salt concentration |
| Answer» D. Inversely proportional to salt concentration | |
| 4. |
The process in which the brackish water is forced across a permeable membrane by mechanical forces is called as _____________ |
| A. | Filtration |
| B. | Semi filtration |
| C. | Coagulation |
| D. | Hyper filtration |
| Answer» E. | |
| 5. |
The number of stages involved in the desalination using a multistage flash evaporator is _________________ |
| A. | 20 |
| B. | 38 |
| C. | 49 |
| D. | 69 |
| Answer» E. | |