Mechanical Engineering - Steam Nozzles and Turbines
Exercise :: Steam Nozzles and Turbines - Section 1
| 41. |
The variation of steam pressure in the nozzle depends upon |
| A. |
velocity of steam | | B. |
specific volume of steam | | C. |
dryness fraction of steam | | D. |
all of these |
Answer: Option D
Explanation:
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| 42. |
Steam turbines are used for |
| A. |
large marine propulsion | | B. |
electric power generation | | C. |
direct drive of fans, compressors, pumps | | D. |
all of these |
Answer: Option D
Explanation:
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| 43. |
Parson's turbine is a |
| A. |
simple impulse turbine | | B. |
simple reaction turbine | | C. |
impulse-reaction turbine | | D. |
none of these |
Answer: Option B
Explanation:
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| 44. |
The value of the reheat factor varies from |
| A. |
1.02 to 1.06 | | B. |
1.08 to 1.l0 | | C. |
1.2 to 1.6 | | D. |
1.6 to 2 |
Answer: Option A
Explanation:
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| 45. |
The steam enters the nozzle at a |
| A. |
high pressure and a low velocity | | B. |
high pressure and a high velocity | | C. |
low pressure and a low velocity | | D. |
low pressure and a high velocity |
Answer: Option A
Explanation:
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