A blade on an industrial fan has the configuration of a semicircle attached to a trapezoid (see
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A blade on an industrial fan has the configuration of a semicircle attached to a trapezoid (see figure). Find the centroid of the blade.
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432 1 - 1 -2 -3 -4 y 1 2 3 4 5 7
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y 0 by symmetry For the trapezoid m 4616p 18p 6 1 de x x 1 x 2x x 6 dx dx My P f 60p For ...View the full answer
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