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7. Express force F BA as a Cartesian vector using unit vectors ‘i’ ‘j’ and ‘k’.
Express force F CA as a Cartesian vector using unit vectors ‘i’ ‘j’ and ‘k’.
Express force F DA as a Cartesian vector using unit vectors ‘i’ ‘j’ and ‘k’.
Transcribed Image Text:A
FCA
500 lb
14 ft
FRA = 350 lb
FDA 400 lb
B.
3 ft
D
3 ft 2 ft
3 ft 3 ft
6 ft.
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