A homogeneous bar AB of weight W and length L is lifted by force P that is perpendicular to bar. Determine the smallest coefficient of static friction at A thst would enable the bar to reach the position 30°

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter7: Dry Friction
Section: Chapter Questions
Problem 7.4P: The two homogeneous bars AB and BC are connected with a pin at B and placed between rough vertical...
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A homogeneous bar AB of weight W and length L is lifted by force P that is perpendicular to bar. Determine the smallest coefficient of static friction at A thst would enable the bar to reach the position 30°

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