Engine_2014 : Steam Plants - 1033/1951
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| What is the primary operational difference between a nozzle reaction safety valve and a huddling chamber safety valve? |
| A) The principle by which blow down is accomplished. |
| B) The manner in which steam pressure causes initial valve opening. |
| C) The difference in valve relieving capacities. |
| D) The manner in which lifting pressure is adjusted. |
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