MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Steam Turbines knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Centrifugal fan has relative fluid velocities ______ |
| A. | Mach number more than 0.3 |
| B. | Mach number less than 0.1 |
| C. | Mach number less than 0.3 |
| D. | Mach number more than 0.5 |
| Answer» D. Mach number more than 0.5 | |
| 2. |
Centrifugal compressors increases the density of fluid more than ________ |
| A. | 1% |
| B. | 3% |
| C. | 5% |
| D. | 7% |
| Answer» D. 7% | |
| 3. |
Centrifugal compressor __________ the energy by increasing the radius where as centrifugal fan decreases the energy. |
| A. | increases |
| B. | decreases |
| C. | both follow the same |
| D. | none of the mentioned |
| Answer» C. both follow the same | |
| 4. |
In idealized turbo machinery, pressure rise is done by adding _______ |
| A. | Temperature |
| B. | Mass |
| C. | Kinetic energy |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
Centrifugal compressors are also known as ____________ |
| A. | turbo compressors |
| B. | radial compressors |
| C. | turbo & radial compressors |
| D. | none of the mentioned |
| Answer» C. turbo & radial compressors | |