Engine_2014 : Steam Plants - 902/1951
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| The purpose of the recirculating line between the turbine driven feed pump and the DC heater is to __________ . |
| A) ensure a steady boiler water level at all loads |
| B) seal the labyrinth packing on the pump |
| C) ensure sufficient flow through the feed pump at low load |
| D) cool the vent condenser |
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