Steam Nozzles and Turbines - Data Intensity 2 Multiple Questions and Answers.
Exercise Questions ::
Steam Nozzles and Turbines
11. | The efficiency of a pressure-velocity compounded impulse turbine is _____ as compared to pressure compounded impulse turbine. |
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| A. | same |
| B. | less |
| C. | more |
| D. | none of above |
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Published by:Michael Daani
12. | The effect of supersaturation is that the |
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| A. | mass of the steam discharged increases |
| B. | entropy and specific volume of the steam increases |
| C. | exit velocity of steam reduces |
| D. | all of these |
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Published by:Michael Daani
13. | The effect of friction on the flow of steam through a nozzle is to |
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| A. | decrease the mass flow rate and to increase the wetness of steam |
| B. | increase the mass flow rate and to increase the exit temperature |
| C. | decrease the mass flow rate and to decrease the wetness of steam |
| D. | increase the exit temperature without any effect on mass flow rate |
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Published by:Michael Daani
Published by:Michael Daani
15. | The purpose of governing in steam turbines is to |
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| A. | maintain the speed of the turbine |
| B. | reduce the effective heat drop |
| C. | reheat the steam and improve its quality |
| D. | completely balance against end thrust |
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Published by:Michael Daani
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