The power turbine (PT) of the LM2500 GTE has a total of how many stages?
Official USCG Answer & Rule Citation
Correct Answer: Option B — Six
The LM2500 power turbine (PT), also known as the low-pressure turbine, consists of six stages. This section is aerodynamically coupled to the gas generator and converts the remaining thermal and kinetic energy of the exhaust gases into mechanical torque to drive the main propulsion shaft.
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