The bell crank fits loosely into a 0.5-in-diameter pin. Determine the required force P which is just

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The bell crank fits loosely into a 0.5-in-diameter pin. Determine the required force P which is just sufficient to rotate the bell crank clockwise. The coefficient of static friction between the pin and the bell crank is ?_s = 0.3.

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Engineering Mechanics Statics

ISBN: 978-0136077909

12th Edition

Authors: R. C. Hibbeler

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Question Posted: Oct 04, 2011 12:10 PM

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The bell crank fits loosely into a 0.5-in-diameter pin. Determine the required force P which is just

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12 in. 50 lb 10 in.-

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EF 0 f 0 P cos 45 Rx 0 Ry P sin 45500 Thus the magnitude of Ris R R p7071P ...View the full answer

Engineering Mechanics Statics

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