Posted by **Dwight** on Monday, September 5, 2011 at 12:23am.

The x vector component of a displacement vector has a magnitude of 104 m and points along the negative x axis. The y vector component has a magnitude of 185 m and points along the negative y axis.

(a) Find the magnitude of .

________m

(b) Find the direction of .

_________° counterclockwise from the negative x axis

- Physics -
**Henry**, Wednesday, September 7, 2011 at 12:15pm
X = hor. = -104m.

Y = ver. = -185m.

a. D = sqrt(x^2 + y^2),

D = sqrt((-104)^2 + (-185)^2) = 212.2m.

b. tanAr = Y / X = -185 / -104=1.7788,

Ar = 60.7 deg.

A = 60.7 + 180 = 240.7 deg(Q3).

Ar = reference or related angle.

## Answer this Question

## Related Questions

- science - You are given three displacement vectors: with magnitude 5.0 m in the ...
- physics - Vector vector A has a magnitude of 6.90 units and makes an angle of 46...
- Physics - partscoretotalsubmissions1--10/12--10/13--10/14--10/1----4--The tail ...
- Physics - 1. Two points in a plane have polar coordinates (2.5 m, 30 degrees) ...
- physics - Which of the following statements is a true statement? A. A vector can...
- physics - The drawing shows a force vector vector F that has a magnitude of 600 ...
- Physics - 1)A force vector points at an angle of 12.4 ° above the +x axis. It ...
- science - You are given three displacement vectors: with magnitude 5.0 m in the ...
- Physics(Please help) - 1) A force vector has a magnitude of 579 newtons and ...
- physics - Displacement vector points due east and has a magnitude of 2.69 km. ...

More Related Questions