PROBLEM 4: In the figure shown, block A weighs 300 kN and block B is also 300 kN. Force P is applied to push the blocks forward. The coefficient of friction μ = 0.20 for both A and B. The blocks are connected by a solid strut attached to each block with frictionless pins. (a) what is the force on the strut, in KN? (b) what is the reaction at B, in kN? (c) what is the value of P, in kN, to prevent forward motion? 30° 60° B

PROBLEM 4: In the figure shown, block A weighs 300 kN and block B is also 300 kN. Force P is applied to push the blocks forward. The coefficient of friction μ = 0.20 for both A and B. The blocks are connected by a solid strut attached to each block with frictionless pins. (a) what is the force on the strut, in KN? (b) what is the reaction at B, in kN? (c) what is the value of P, in kN, to prevent forward motion? 30° 60° B

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter4: Coplanar Equilibrium Analysis

Section: Chapter Questions

Problem 4.125P: The figure shows a three-pin arch. Determine the horizontal component of the pin reaction at A...

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