(\sum M_A = 0): (CCW positive) Each downward force gives a clockwise moment → negative contribution: (M_A - (800 \cdot 2) - (500 \cdot 5) - (300 \cdot 4.5) = 0) (M_A - 1600 - 2500 - 1350 = 0) (M_A = 5450\ \textNm CCW)
rotates the beam clockwise, which we typically treat as negative or positive depending on convention; here we set the opposing forces equal). statika zadaci za srednju skolu fixed
Statika za Srednjoškolce: Kako Rešiti Zadatak sa Gredom sa Uklještenjem (Konzola) (\sum M_A = 0): (CCW positive) Each downward
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