MCQOPTIONS
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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 minimum particle size removes by the gravitational chamber is ___________ |
| A. | >50μm |
| B. | >10μm |
| C. | >25μm |
| D. | >0.5μm |
| Answer» B. >10μm | |
| 2. |
The maximum efficiency of the electrostatic precipitator is ___________ |
| A. | 95% |
| B. | 80% |
| C. | 99% |
| D. | 100% |
| Answer» D. 100% | |
| 3. |
In which of the following plumes, unstable condition prevails? |
| A. | Trapping |
| B. | Fanning |
| C. | Looping |
| D. | Neutral |
| Answer» D. Neutral | |
| 4. |
The minimum particle size removes by gravitational chamber i? |
| A. | >50μm |
| B. | >10μm |
| C. | >25μm |
| D. | >0.5μm |
| Answer» B. >10‚âà√≠¬¨‚à´m | |
| 5. |
The maximum efficiency of electrostatic precipitator is |
| A. | 95% |
| B. | 80% |
| C. | 99% |
| D. | 100% |
| Answer» D. 100% | |
| 6. |
Which of the following are contradictory plume? |
| A. | Lofting and fumigating |
| B. | Looping and coning |
| C. | Neutral and lofting |
| D. | Fumigating and trapping |
| Answer» B. Looping and coning | |
| 7. |
Which of the following plume is worst for the dispersion of pollutants? |
| A. | Trapping |
| B. | Fanning |
| C. | Neutral |
| D. | Fumigating |
| Answer» E. | |
| 8. |
The upward vertical rise prevails in which of the following plume? |
| A. | Trapping |
| B. | Fanning |
| C. | Looping |
| D. | Neutral |
| Answer» E. | |
| 9. |
In which of the following plumes, stable condition prevails? |
| A. | Lofting |
| B. | Fanning |
| C. | Neutral |
| D. | Fumigating |
| Answer» C. Neutral | |
| 10. |
Coning plume occurs under which conditions? |
| A. | Super adiabatic |
| B. | Sub adiabatic |
| C. | Neutral |
| D. | Inversion |
| Answer» C. Neutral | |