Engine : Gas Turbines - 368/277 |
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Why are loose-fitting blades used on the first several stages of large axial compressors? |
A) To compensate for a malfunctioning compressor support bearing. |
B) To minimize vibration while the engine is passing through critical speed ranges. |
C) To compensate for the abrasive action of the blade tips. |
D) To maintain close tolerances in the compressor. |
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