MCQOPTIONS
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MCQOPTIONS
| 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 | |