MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Bioprocess Engineering Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What do you mean by the term ”Backwashing”? |
| A. | Excluding intermittent use of compressed air during process |
| B. | Is a form of destructive maintenance |
| C. | Washing at the backside of the filter |
| D. | Including intermittent use of compressed air during the process. |
| Answer» E. | |
| 2. |
A city is to install rapid sand filters downstream of the clarifiers. The design loading rate is selected to be 160 m3/ (m2.d). The design capacity of the water works is 0.35 m3/s. The maximum surface per filter is limited to 50 m2 and find out the normal filtration rate? |
| A. | 154.3 m3/(m2.d) |
| B. | 154.6 m3/(m2.d) |
| C. | 155.6 m3/(m2.d) |
| D. | 155.3 m3/(m2.d) |
| Answer» B. 154.6 m3/(m2.d) | |
| 3. |
A city is to install rapid sand filters downstream of the clarifiers. The design loading rate is selected to be 160 m3/ (m2.d). The design capacity of the water works is 0.35 m3/s. The maximum surface per filter is limited to 50 m2. Design the number and size of filters. |
| A. | a)189 m2, 4.78 |
| B. | 189 m2, 3.78 |
| C. | 167 m2, 2.66 |
| D. | 167 m2, 2.78 |
| Answer» C. 167 m2, 2.66 | |
| 4. |
“Filter aid can also be added to the fermentation broth to increase the porosity of the cake as it forms”, what does this statement means? |
| A. | To increase the pH of the fermentation broth |
| B. | To decrease the filtration rate |
| C. | To decrease the pI of the fermentation broth |
| D. | To increase the filtration rate |
| Answer» E. | |