The correct radial clearances between the rotor and the casing in a propulsion turbine are maintained by the turbine __________.
Official USCG Answer & Rule Citation
Correct Answer: Option C — journal bearings
In USCG Steam Plants (Boilers & Turbines), regarding 'The correct radial clearances between the rotor and the casing in a propulsion turbine are maintained by the turbine', the verified engineering fact is: 'journal bearings'.
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