Express the 8.9-kN force Fas a vector in terms of the unit vectors i, j, and k. Determine the scalar projections of F onto the x-axis and onto the line OA. F = 8.9 kN 31° 57 31 Answers: i i+ i j+ k) kN Ex= kN FOA = i kN
Express the 8.9-kN force Fas a vector in terms of the unit vectors i, j, and k. Determine the scalar projections of F onto the x-axis and onto the line OA. F = 8.9 kN 31° 57 31 Answers: i i+ i j+ k) kN Ex= kN FOA = i kN
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Express the 8.9-kN force F as a vector in terms of the unit vectors i, j, and k. Determine the scalar projections of F onto the x-axis and
onto the line OA.
F = 8.9 kN
31°
of
57
31°
Answers:
j+
i
k) kN
F = ( i
i+
i
Fx=
kN
FOA=
kN
Attempts: unlimited
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