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 tendency of jetting can be minimized by __________ |
| A. | Carbonating the water |
| B. | Proportioning of layers of sand and gravel |
| C. | Surface washing |
| D. | Control of algae growth in the water |
| Answer» D. Control of algae growth in the water | |
| 2. |
The cracking of bed is more prominent __________ |
| A. | Near the wall junction |
| B. | Outside the wall junction |
| C. | Inside the wall junction |
| D. | On the wall junction |
| Answer» B. Outside the wall junction | |
| 3. |
Which type of problem is caused in filter due to the accumulation of solids on the top surface of filter media? |
| A. | Clogging |
| B. | Air binding |
| C. | Sand incrustation |
| D. | Sand leakage |
| Answer» B. Air binding | |
| 4. |
The thickness of the suspended matter on top of the sand bed is __________ |
| A. | Directly proportional to head loss |
| B. | Inversely proportional to head loss |
| C. | Independent of the head loss |
| D. | Directly proportional to the square of head loss |
| Answer» B. Inversely proportional to head loss | |
| 5. |
The loss of head during cleaning operation of a rapid sand filter is __________ |
| A. | 15-30cm |
| B. | 1-5cm |
| C. | 10-20cm |
| D. | 10-25cm |
| Answer» B. 1-5cm | |