Posted by **J** on Monday, May 7, 2012 at 8:28pm.

Three forces of 5 N, 8 N, and 10 N act from the corner of a cube along its edges. Using Cartesian vectors, find the magnitude of the resultant force.

- Calculus -
**Reiny**, Monday, May 7, 2012 at 8:55pm
magnitude^2

= hypotenuse^2

= 5^2 + 8^2 + 10^2

= 189

magnitude =√189 = appr 13.75

or

resultant = 5(1,0,0) + 8(0,1,0) + 10(0,0,1)

= (5,8,10)

maginitude of resultant = √(25+64+100) = √189 as above

- Calculus -
**J**, Monday, May 7, 2012 at 11:35pm
thank you :)

## Answer This Question

## Related Questions

- Calculus - Three forces of 5 N, 8 N, and 10 N act from the corner of a cube ...
- Vectors - Three forces of 5N, 8N, and 10N act from the same corner of a ...
- Math: Calculus - Vectors - Two forces of 90 N act on an object. The forces make ...
- Calculus - three forces each of magnitude 50 N, act in eastward, westward, and ...
- Elementary mechanics - (Q1) 2 forces act on a point object as follows: 100 at ...
- physics - three forces, each of magnitude 1450 LB act in the same point. The ...
- Math: Calculus - Geometric Vectors - Find the magnitude and the direction of the...
- nqwiliso s.s.s. - three forces act on a body.forceof 30N and 25N act to east and...
- URGENT SUMMER SCHOOL CALCULUS - A force of magnitude 15 N is the resultant of ...
- physic - Two forces of magnitude 4.ON ans 7.0N act on a small object b. The ...

More Related Questions