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SO Part B - Finding the net moment due to two couples r = r_B - r_A and we can write M = \mathbf{r} \times \mathbf{F}_1, The image below shows a beam subject to two couples, F? = 670 N and F? = 850 N. (Figure 4) where r has magnitude d, the perpendicular distance between the forces, and is perpendicular to the forces. Note that, in this equation, all references to point O have been removed. The dimensions are x? = 1.40 m, x? = 1.30 m, h = 0.17 m, ? = 46°, and ? = 35°. What is the net moment on the beam due to the two couples? Express your answer to three significant figures and include the appropriate units. ? View Available Hint(s) Figure < 4 of 5 N \cdot m M_c = Value Submit Previous Answers Request Answer X Incorrect; Try Again Check the components of the radius vector \mathbf{r}_{AB}

          SO
Part B - Finding the net moment due to two couples
r = r_B - r_A
and we can write
M = \mathbf{r} \times \mathbf{F}_1,
The image below shows a beam subject to two couples, F? = 670 N and F? = 850 N.
(Figure 4)
where r has magnitude d, the perpendicular distance between the
forces, and is perpendicular to the forces. Note that, in this equation,
all references to point O have been removed.
The dimensions are x? = 1.40 m, x? = 1.30 m, h = 0.17 m, ? = 46°, and ? = 35°.
What is the net moment on the beam due to the two couples?
Express your answer to three significant figures and include the appropriate units.
? View Available Hint(s)
Figure
< 4 of 5
N \cdot m
M_c = Value
Submit
Previous Answers Request Answer
X Incorrect; Try Again
Check the components of the radius vector \mathbf{r}_{AB}

SO
Part B - Finding the net moment due to two couples
r = rB - rA
and we can write
M = 𝐫 ×𝐅1,
The image below shows a beam subject to two couples, F? = 670 N and F? = 850 N.
(Figure 4)
where r has magnitude d, the perpendicular distance between the
forces, and is perpendicular to the forces. Note that, in this equation,
all references to point O have been removed.
The dimensions are x? = 1.40 m, x? = 1.30 m, h = 0.17 m, ? = 46°, and ? = 35°.
What is the net moment on the beam due to the two couples?
Express your answer to three significant figures and include the appropriate units.
? View Available Hint(s)
Figure
< 4 of 5
N ·m
Mc = Value
Submit
Previous Answers Request Answer
X Incorrect; Try Again
Check the components of the radius vector 𝐫AB

Added by Dana S.

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