Homework Help: Physics

Posted by Jan on Saturday, February 4, 2012 at 4:44pm.

Vector {A} points in the negative y direction and has a magnitude of 14 units. Vector {B} has twice the magnitude and points in the positive x direction.

Find the direction and magnitude of {A}+{B} counterclockwise from the positive x axis.

Physics - bobpursley, Saturday, February 4, 2012 at 5:14pm
If you add them, magnitude is 14sqrt5
direction: ArcTan 14/28=arctan .5=90+26.56 degrees

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