1. Express the cable forces F1, F2, and F3 as Cartesian vectors. 2. Find the Cartesian components of resultant vector (R) which is the sum of the three cable forces, R= F; + F2 + F3. What is the magnitude of the resultant vector R? 3. Find the angle made between the resultant vector Rand the cable force F1 E (-1.5, 0, 6) ft (0, 0, 6) F1 F; (1.5, 0, 6) ft В (0, 3, 3) A F3 A (0, 3, 0) t

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Three cables BE, BC, and BA are attached in a pole as shown in the figure below. The tension forces in these cables are F1 = 10 kips, F2 = 15 kips, and F3 = 15 kips for cables BE, BC, and BA, respectively.

1. Express the cable forces F1, F2, and F3 as Cartesian vectors.
2. Find the Cartesian components of resultant vector (R) which is the sum of the three cable forces,
R= F; + F2 + F3. What is the magnitude of the resultant vector R?
3. Find the angle made between the resultant vector Rand the cable force F1
E (-1.5, 0, 6) ft
(0, 0, 6)
F1
F;
(1.5, 0, 6) ft
В (0, 3, 3) A
F3
A (0, 3, 0) ft
Transcribed Image Text:1. Express the cable forces F1, F2, and F3 as Cartesian vectors. 2. Find the Cartesian components of resultant vector (R) which is the sum of the three cable forces, R= F; + F2 + F3. What is the magnitude of the resultant vector R? 3. Find the angle made between the resultant vector Rand the cable force F1 E (-1.5, 0, 6) ft (0, 0, 6) F1 F; (1.5, 0, 6) ft В (0, 3, 3) A F3 A (0, 3, 0) ft
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