VECTORS: RESULTANTS AND COMPONENTS
Vectors
CP-02
Page 14
Rev. 0
Figure 15 F = 80 lbf at 220
R
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Example 2:
What are the component vectors, given F = 80 lbf at 220 ? See Figure 15.
R
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F is calculated as follows:
x
cos = adjacent/hypotenuse
cos = F /F or F = F cos
x
R
x
R
F = (F )(cos )
x
R
F = (80)(cos 220 )
x
o
F = (80)(-0.766)
x
F = -61 lbf at 0 or 61 lbf at 180
x
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