Moment equilibrium about A: [ \sum M_A = -500(2) + T \sin 30(4) + B_y(5) = 0 ] Check: Did you include the moment from Ax? (Answer: No, Ax passes through A, moment arm = 0.)
Student types: -1000 + T*0.5*4 + By*5 = 0 meriam engineering mechanics statics 7e
This is a great request. Meriam, Engineering Mechanics: Statics, 7th Edition is a classic textbook known for its rigorous problems, but students often struggle with and checking their sign conventions for moments and components. Moment equilibrium about A: [ \sum M_A =