Multiple Choice Question 17.2.

Part A

Bar AB has a weight of 10 lb and is fixed to the carriage at A. Determine the internal axial force AY, shear force VX2 , and moment MA at A if the carriage is descending the plane with an acceleration of 4 ft/s2.

 

AY=9.38 lb 8, VX=1.076 lb 7, MA=1.076 lb−ft ↶