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| Q. |
Following graph represents |
| A. | graphical method to find mac |
| B. | graphical method to produce drag |
| C. | graphical method to find lift |
| D. | graphical method to find lift-curve |
| Answer» A. graphical method to find mac | |
| Explanation: above figure is showing the typical graphical method to find the mac. here, first we project the root chord from tip chord and vice-versa as shown by dashed lines from respective chords. after that we draw a line from which will connect midpoints of root and tip chord. intersection of both lines will provide mac which will be located at y distance from root chord as shown. | |
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