If the coefficient of static friction at the contact points A and B is ? s =

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If the coefficient of static friction at the contact points A and B is ?_s = 0.4, determine the minimum distance d where a 75-lb girl can stand on the plank without causing it to slip. Neglect the weight of the plank.

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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 12:07 PM

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If the coefficient of static friction at the contact points A and B is ? s =

Question:

60 45 12 ft

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FreeBody Diagram The weight of the girl tends to cause the plank t...View the full answer

Engineering Mechanics Statics

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