MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Use of draft tubes _________________ |
| A. | Add to the fluid friction |
| B. | Have no effect on fluid friction |
| C. | Reduce fluid friction |
| D. | Depend on the type of Fluid |
| Answer» B. Have no effect on fluid friction | |
| 2. |
Using draft tubes is a limitation? |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
In a turbine, where are the draft tubes mounted? |
| A. | Immediately above the impeller |
| B. | Immediately below the impeller |
| C. | Around the impeller |
| D. | On the impeller |
| Answer» B. Immediately below the impeller | |
| 4. |
In a propeller, where are the draft tubes mounted? |
| A. | Immediately above the impeller |
| B. | Immediately below the impeller |
| C. | Around the impeller |
| D. | On the impeller |
| Answer» D. On the impeller | |
| 5. |
Draft tubes help to control ________________ |
| A. | Only the direction of flow |
| B. | Only the suction to the impeller |
| C. | The direction of flow and suction |
| D. | Neither direction of flow nor suction |
| Answer» D. Neither direction of flow nor suction | |
| 6. |
Impeller mixers should always have draft tubes. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
How does the return flow to an impeller approaches the impeller? |
| A. | From above |
| B. | From below |
| C. | From center |
| D. | From all directions |
| Answer» E. | |