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1. |
An airfoil with symmetric profile has pitching moment about aerodynamic centre as 13 Nm at 4 AOA. Determine Pitching moment at same point if AOA is increased by 8 . |
A. | 13Nm |
B. | 8Nm |
C. | 5Nm |
D. | 13Ncm |
Answer» B. 8Nm | |