A grade beam AB supports three concentrated loads and rests on soil and the top of a

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A grade beam AB supports three concentrated loads and rests on soil and the top of a large rock. The soil exerts an upward distributed load, and the rock exerts a concentrated load RR as shown. Knowing that wB = 0.4wA, determine

(a) The largest value of P for which the beam is in equilibrium,

(b) T he corresponding value of wA.


1.2 ft 15 t 4.5 ft 4.5 kip в |B 5.4 ft -3.6ft

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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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