How to Determine the Force P Required to Move a Wedge to the Left?

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SUMMARY

The discussion focuses on calculating the force P required to move a wedge to the left in a mechanical system supported by a frictionless hinge at point B and a 10-degree wedge at point C. The coefficient of static friction is specified as 0.20 for both surfaces of the wedge. The participant has successfully calculated the vertical component of the reaction force (by = 96.0 lb) but is struggling to determine the horizontal component (bx) and the force P. A visual sketch of the setup is recommended for clarity.

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the machine part ABC is supported by a frictionless hinge at B and a 10 degree wedge at C. Knowing that the coefficient of static friction is .20 at both surfaces of the wedge, determine (a) the force P required to move the wedge to the left, (b) the components of the corresponding reaction at B.

I have the by component which is found by (-by*10)+(-120*8)=0 and by= 96.0 lb but I am totally lost on how to get bx and the P force
 
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tiffyleigh07 said:
the machine part ABC is supported by a frictionless hinge at B and a 10 degree wedge at C. Knowing that the coefficient of static friction is .20 at both surfaces of the wedge, determine (a) the force P required to move the wedge to the left, (b) the components of the corresponding reaction at B.

I have the by component which is found by (-by*10)+(-120*8)=0 and by= 96.0 lb but I am totally lost on how to get bx and the P force

Welcome to the PF.

A sketch of the situation would be most helpful here...
 

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