MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 10 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 maximum runoff occurs when the duration of storm equals the time of concentration. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
The Kuichlings formula when the storm occurs once in 10 years is ____________ |
| A. | R = 2667/(t + 50) |
| B. | R = 260/(t + 20) |
| C. | R = 2667/(t + 20) |
| D. | R = 260/t |
| Answer» D. R = 260/t | |
| 3. |
When the storm occurs once a year, the rainfall intensity R is ____________ |
| A. | R = 300/t<sup>0.625</sup> |
| B. | R = 150/t<sup>0.625</sup> |
| C. | R = 150/t<sup>2</sup> |
| D. | R = 300/t<sup>2</sup> |
| Answer» C. R = 150/t<sup>2</sup> | |
| 4. |
Shorter the duration of rainfall ____ will be the rainfall intensity. |
| A. | Lesser |
| B. | Constant |
| C. | Slightly lesser |
| D. | Greater |
| Answer» E. | |
| 5. |
The storm frequency for a peripheral commercial area is ____________ |
| A. | Once a year |
| B. | Twice a year |
| C. | Once in 2 years |
| D. | Once in a month |
| Answer» D. Once in a month | |
| 6. |
If the type of surface is of the most densely populated portion of the city, what is the value of Kuichling s impermeability factor? |
| A. | 0.14 |
| B. | 0.30 |
| C. | 0.80 |
| D. | 0.45 |
| Answer» D. 0.45 | |
| 7. |
Which of the following surface has a maximum Kuichling s impermeability factor? |
| A. | Gravel road |
| B. | Water tight roof surface |
| C. | Unpaved surface |
| D. | Macadamized road ways |
| Answer» C. Unpaved surface | |
| 8. |
The impermeability factor is also called as ____________ |
| A. | Coefficient of impermeability |
| B. | Runoff coefficient |
| C. | Coefficient of permeability |
| D. | Precipitation factor |
| Answer» C. Coefficient of permeability | |
| 9. |
The value of the factor K in finding the storm water flow by Rational method is ____________ |
| A. | 100 |
| B. | 160 |
| C. | 1 |
| D. | 1/360 |
| Answer» E. | |
| 10. |
The runoff in cumec by the Rational method is defined by ______________ |
| A. | Q = K*A*I*R |
| B. | Q = (K+A+I) *R |
| C. | Q = (K+A) *R |
| D. | Q = A*I*R |
| Answer» B. Q = (K+A+I) *R | |