Engine : General Subjects - 1825/1128
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| The absolute pressure maintained in the shell of the salt water feed heater on most flash evaporators used on steam propelled vessels is __________. |
| A) slightly less than the supplied live steam pressure at the reducing valve outlet |
| B) slightly less than the absolute pressure of the L.P. extraction |
| C) slightly lower than the first stage vacuum |
| D) slightly higher than the second stage vacuum |
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