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← ScienceWhich outcome disables a turbine when experiencing icing?
A)Stall angle exceeds critical limits✓
B)Resonance causes blade disintegration
C)Efficiency increases, creating feedback
D)Rotor shaft seals undergo cryogenic fracture
💡 Explanation
Icing increases blade surface roughness. This disrupts airflow and reduces lift, decreasing the stall angle because boundary layer separation occurs at lower angles therefore stall occurs, rather than producing power which would require attached flow.
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