- #1
MrMechanic
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Homework Statement
The two couples act at the midpoints of bars AB and BD. Determine the magnitudes of the pin reactions at A and D. Neglect the Weights of the members. [See Attachments for Figure]
Homework Equations
Sum Moment Along A & D = 0
Sum of Forces along X-axis
Sum forces along y-axis
The Attempt at a Solution
so i tried getting the answer at the back which is A = D = 4.22kN.
i tried moment at A
20 -20 + Rd = 0
Rd = 0?
After that i can't find a way to answer the question. Can someone guide me through it.