Homework Statement
If C = A × B, A points up, and B points south, which direction is C?
Select one:
a. west
b. up
c. north
d. down
e. east
Homework Equations
The Attempt at a Solution
i used the right hand rule and got east as the solution could i have a little verification...
Homework Statement
When a vector A is dotted with a unit vector, the result is...
Select one:
a. zero
b. the magnitude of the unit vector in the direction of A.
c. the magnitude of A.
d. the angle between A and the unit vector.
e. the magnitude of A in the direction of the unit vector...
Homework Statement
If z = east and y = south, then x = ______?
Select one:
a. east
b. up
c. south
d. north
e. down
Homework Equations
The Attempt at a Solution
using the right hand rule the answer i got is south is this correct?
Homework Statement
T/F: The addition of two scalars is equivalent to the addition of parallel vectors.
Select one:
a. False
b. True
Homework Equations
The Attempt at a Solution
i said true reason being the magnitude of vectors can be added if they are in the same direction by...
[b]1. Homework Statement [/
In 3-D coordinate space, any two of the coordinate angles must …
Select one:
a. sum to less than 1
b. be greater than 90° but less than 180°
c. each be greater than 45°
d. sum to greater than 90° (if they are both less than 90°).
e. have cosines less than...
Homework Statement
In 3d coordinate space any two of the coordinate angles must
A. Sum to less than one
B. Be greater than ninety but less than one eighty.
C. Each be greater than forty five degrees
D. Sum to greater than 90 ( if they are both less than 90)
E. Have cosines less than...
Homework Statement
In 3D space a full vector can be represented I. All the following except
A. In Cartesian vector form
B.As a magnitude times a unit vector
C. As a Cartesian vector times a unit vector
D. As magnitude with coordinate angles
Homework Equations
The Attempt at a...
I'm only confuse of the term unlimited I know there is the method of just subtracting the squared Cosine of the other angles from one to get the third though I'm unsure about the term unlimited since even though I know that's a method I Dont know if its the only method