

MCQOPTIONS
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1. |
The correct formula for the Fourier sine series appearing in the solution of thin airfoil theory is_____ |
A. | An=\(\frac {2}{\pi }\int_0^{\pi }\frac {dz}{dx}\) cosn∅ d∅ |
B. | An=\(\frac {1}{\pi }\int_0^{\pi }\frac {dz}{dx}\) cosn∅ d∅ |
C. | An=\(\frac {2}{\pi }\int_0^{2\pi }\frac {dz}{dx}\) cosn∅ d∅ |
D. | An=α-\(\frac {1}{\pi }\int_0^{\pi }\frac {dz}{dx}\) cosn∅ d∅ |
Answer» B. An=\(\frac {1}{\pi }\int_0^{\pi }\frac {dz}{dx}\) cosn∅ d∅ | |