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=> RAX =0 N
With no other force in the x direction , RAX is zero.
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=> RAY - 40 + 40 =0
=>RAY = 0 N
| Frames |
We begin by using the equilibrium of moments with point A as the moment center.
=> M A = 7.2 N.m Positive sign confirming the assumed direction is correct. Now by summing forces in the x and y directions we solve for the unknown reaction forces at point A. |