Engine_2014 : Motor Plants and Auxiliary Boilers - 2430/2614
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| When conducting a hydrostatic test on a water-tube auxiliary boiler, the test water should be heated to a temperature of at least 70°F (21°C). This is done to __________. |
| A) maximize the coefficient of expansion within the varying types of metals used in boiler construction |
| B) help prevent the formation of condensation on the tube exteriors |
| C) eliminate refractory thermal stress |
| D) all of the above |
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