Knowing that the coefficient of static friction between the 30-lb block and the incline is 0.25 s

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Knowing that the coefficient of static friction between the 30-lb block and the incline is 0.25 s μ =, determine
(a) The smallest value of P required to maintain the block in equilibrium,
(b) The corresponding value of β.



30 lb 60°

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Vector Mechanics for Engineers Statics and Dynamics

ISBN: 978-0073212227

8th Edition

Authors: Ferdinand Beer, E. Russell Johnston, Jr., Elliot Eisenberg, William Clausen, David Mazurek, Phillip Cornwell

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