| 1. | The turbine, in which the general direction of the steam flow is parallel to the turbine axis, is called axial flow turbines |
| a. | True |
| b. | False |
| c. | Can't say |
| d. | None of these |
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Answer: (a).True
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| 2. | The critical pressure gives the velocity of steam at the throat equal to the velocity of sound. |
| a. | Agree |
| b. | Disagree |
| c. | Can't say |
| d. | None of these |
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Answer: (a).Agree
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| 3. | The reheat factor is the ratio of the |
| a. | cumulative heat drop to the isentropic heat drop |
| b. | isentropic heat drop to the heat supplied |
| c. | total useful heat drop to the total isentropic heat drop |
| d. | none of the above |
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Answer: (a).cumulative heat drop to the isentropic heat drop
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| 4. | The turbine blades do not change the direction of steam issuing from the nozzle. |
| a. | True |
| b. | False |
| c. | Can't say |
| d. | None of these |
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Answer: (b).False
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| 5. | Thermal equilibrium means that the flow of steam is |
| a. | isothermal |
| b. | isentropic |
| c. | hyperbolic |
| d. | polytropic |
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Answer: (b).isentropic
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