Vector $\vec { A }$ Has a Magnitude of 8 $\overrightarrow { \mathbf { B } }$

question 69

Multiple Choice

Vector $\vec { A }$ has a magnitude of 8.0 m and points 30° north of east; vector $\overrightarrow { \mathbf { B } }$ has a magnitude of 6.0 m and points 30° west of north; and vector $\overrightarrow { \mathrm { C } }$ has a magnitude of 5.0 m and points 30° west of south. The resultant vector $\vec { A }$ + $\overrightarrow { \mathbf { B } }$ + $\overrightarrow { \mathrm { C } }$ is given by

• A) 2.7 m at an angle 74° north of east.
• B) 5.9 m at an angle 74° north of east.
• C) 4.8 m at an angle 74° east of north.
• D) 5.1 m at an angle 74° north of east.
• E) 2.1 m at an angle 66° east of north.

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