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Compressors, Gas Dynamics and Gas Turbines - Data Intensity 2 Multiple Questions and Answers.
| 13. | A rotary compressor is driven by an | ||
| A. | electric motor | ||
| B. | engine | ||
| C. | either (a) or (b) | ||
| D. | none of these | ||
| 14. | In a centrifugal compressor, an increase in speed at a given pressure ratio causes | ||
| A. | increase in flow | ||
| B. | decrease in flow | ||
| C. | increase in efficiency | ||
| D. | increase in flow and decrease in efficiency | ||
| 15. | A large clearance Volume in a reciprocating compressor results in | ||
| A. | reduced volume flow rate | ||
| B. | increased volume flow rate | ||
| C. | lower suction pressure | ||
| D. | lower delivery pressure | ||
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