2. Determine the moment projected by the force F in the above figure about point O. Express the result as a Cartesian vector. i) find the position vectors FA, B, and rAB- ii) using the results in part (i), determine the unit vector UAB. iii) organize the forces from part (ii), by using F = F • UAB. iv) using 'cross' function to determine the moment by using r₁ x F, or rB x F 12 m F = 5 KN B 12 m UAB 4m y

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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2. Determine the moment projected by the force F in the above figure about
point O. Express the result as a Cartesian vector.
i) find the position vectors A, B, and rAB.
ii) using the results in part (i), determine the unit vector UAB.
iii) organize the forces from part (ii), by using F = F • UAB.
iv) using 'cross' function to determine the moment by using r₁ x F, or r³ X F
X
12 m
F = 5 KN
B
12 m
UAB
4m y
Transcribed Image Text:2. Determine the moment projected by the force F in the above figure about point O. Express the result as a Cartesian vector. i) find the position vectors A, B, and rAB. ii) using the results in part (i), determine the unit vector UAB. iii) organize the forces from part (ii), by using F = F • UAB. iv) using 'cross' function to determine the moment by using r₁ x F, or r³ X F X 12 m F = 5 KN B 12 m UAB 4m y
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