When cars C and D stop on a two-lane bridge, the forces exerted by their tires on

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When cars C and D stop on a two-lane bridge, the forces exerted by their tires on the bridge are as shown. When both cars are on the bridge, determine

(a) The value of a for which the total reaction at A is maximum,

(b) The corresponding total reactions at A and B.

12 m 73AN 6.3 kN 7.9 kN 3,9 KN 25 m 26 m

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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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