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At maximum thickness point, fillet is in ____________(a) purely vertical plane(b) purely in hp(c) plane at an angle of less than 20° always(d) plane at 45° alwaysI have been asked this question during an internship interview.I need to ask this question from Configuration Layout topic in chapter Configuration Layout and Loft of Aircraft Design |
Answer» RIGHT choice is (a) purely VERTICAL plane Best EXPLANATION: FILLET arcs will be normal to wing surface only at the maximum thickness point. At any other section it is not perpendicular to surface. Hence, at maximum thickness point, fillet is in pure vertical plane. |
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