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3. (10pts) Three forces labeled A, B, C are applied to a rod which pivots on an axis thru its center. [Note: the sine of 45 d
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That - 2F. & Sin 90-F (R) Sing - FR Sin 45° - FB - FK - FR (0.70 71) --FRC 0.7071) that= (-0.7071 FR) NM

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