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The Figure Shows Four Vectors A\overrightarrow { \mathrm { A } }

question 64

Multiple Choice

The figure shows four vectors, A\overrightarrow { \mathrm { A } } , B\overrightarrow { \mathrm { B } } , C\overrightarrow { \mathrm { C } } , and D\overrightarrow { \mathrm { D } } , having magnitudes 12.0 m, 10.0 m, 8.0 m, and 4.0 m, respectively. The sum of these four vectors is  The figure shows four vectors,  \overrightarrow { \mathrm { A } }  ,  \overrightarrow { \mathrm { B } }  ,  \overrightarrow { \mathrm { C } }  , and  \overrightarrow { \mathrm { D } }  , having magnitudes 12.0 m, 10.0 m, 8.0 m, and 4.0 m, respectively. The sum of these four vectors is   A) 16.4 m at an angle 77.8° with respect to +x-axis. B) 16.4 m at an angle 12.3° with respect to +x-axis. C) 19.5 m at an angle 77.8° with respect to +x-axis. D) 19.5 m at an angle 12.3° with respect to +x-axis. E) 8.20 m at an angle 77.8° with respect to +x-axis.


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