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A vehicle of mass m moving North at 12 m/s collides with a vehicle of mass...

A vehicle of mass m moving North at 12 m/s collides with a vehicle of mass 2m moving East at 12 m/s. After collision the vehicles stick together and move as one body. The velocity of the combined vehicles after collision is: (all angles in Quadrant 1 = north of east)

A. 8.94 m/s at 63.4 degress
B. 8.94 m/s at 26.6 degrees
C. 12.0 m/s at 63.4 degrees
D. 12.0 m/s at 26.6 degrees
E. 26.8 m/s at 63.4 degrees
F. 26.8 m/s at 26.6 degrees
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Answer #1

12 MS em 2 Xm 2 pis kemx12 Ji +(12 x m) Î ) 24 mit 12 m I Pf3mU s 8 + 45 vs J 8²+42 + 8.944 m/s.) or tant (%) 26.6 option B a

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