MCQOPTIONS
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| 1. |
According to the reasoning given by Prandtl for his lifting line theory, finite wing is like a ________ |
| A. | Bound vortex |
| B. | Horseshoe vortex |
| C. | Free vortex |
| D. | Trailing vortex |
| Answer» B. Horseshoe vortex | |