Problem 519 | Friction

Problem 519
In Fig. P-519, two blocks are connected by a solid strut attached to each block with frictionless pins. If the coefficient of friction under each block is 0.25 and B weighs 2700 N, find the minimum weight of A to prevent motion.
 

Blocks connected by strut

 

Solution 519

 

Another Solution for Problem 519

 
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