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Steam Nozzles and Turbines - Data Intensity 1 Multiple Questions and Answers.
| 2. | A turbine is said to have an axial discharge when the steam leaves the blade tip at ____ to the direction of the blade motion. | ||
| A. | 60° | ||
| B. | 90° | ||
| C. | 180° | ||
| D. | 270° | ||
| 3. | The flow through a nozzle is regarded as | ||
| A. | constant volume flow | ||
| B. | constant pressure flow | ||
| C. | isothermal flow | ||
| D. | isentropic flow | ||
| 4. | The ratio of total useful heat drop to the total isentropic heat drop, is called | ||
| A. | stage efficiency | ||
| B. | internal efficiency | ||
| C. | Rankine efficiency | ||
| D. | none of these | ||
| 5. | The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) | ||
| A. | remains constant | ||
| B. | decreases | ||
| C. | increases | ||
| D. | none of above | ||
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