Engine : Expired / Gas Turbines - 230/176
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| In the marine gas turbine engine shown in the illustration, the HP turbine 2nd stage nozzle vanes are cooled by __________. Illustration GT-0020 |
| A) frame vent bleed air |
| B) 16th stage compressor air |
| C) 13th stage compressor air |
| D) 9th stage compressor air |
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Illustration GT-0020
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