MCQOPTIONS
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MCQOPTIONS
This section includes 6 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. |
A circular sewer having 0.4m diameter is flowing with velocity 2m/Sec. If the gradient of sewer is 1 in 90. Find the value of Chezy s coefficient? |
| A. | 10 |
| B. | 30 |
| C. | 60 |
| D. | 40 |
| Answer» E. | |
| 2. |
The diameter of a circular sewer is 0.8m. The desired depth of flow is __________ |
| A. | 2/3 of the circular section of sewer |
| B. | 1/3 of the circular section of sewer |
| C. | 1/2 of the circular section of sewer |
| D. | 1/4 of the circular section of sewer |
| Answer» B. 1/3 of the circular section of sewer | |
| 3. |
The diameter of the circular sewer is 0.2m. The desired depth of flow is __________ |
| A. | 2/3 of the circular section of sewer |
| B. | 1/3 of the circular section of sewer |
| C. | 1/2 of the circular section of sewer |
| D. | 1/4 of the circular section of sewer |
| Answer» D. 1/4 of the circular section of sewer | |
| 4. |
The proportional perimeter of a circular sewer running partially half where K is the central angle subtended at a circular section of sewer is __________ |
| A. | K/360<sup>o</sup> |
| B. | K/90<sup>o</sup> |
| C. | K/270<sup>o</sup> |
| D. | K/180<sup>o</sup> |
| Answer» B. K/90<sup>o</sup> | |
| 5. |
The proportional depth of a circular sewer running partially half is __________ |
| A. | (1-cosK/2) |
| B. | (1/2) * (1-sinK/2) |
| C. | (1/2) * (1-cosK/2) |
| D. | (1-cosK/2)<sup>2</sup> |
| Answer» D. (1-cosK/2)<sup>2</sup> | |
| 6. |
The hydraulic mean depth of a circular section running full is __________a)`D |
| A. | D/2 |
| B. | D<sup>2</sup> |
| C. | D/4 |
| Answer» E. | |