Vectors Flashcards
1
Q
Magnitude of A Vector
A
sqrt(Ax^2+ Ay^2)
2
Q
Angle of a Vector
A
arctan(y/x)
3
Q
Dot Product
A
A . B= ABcos θ
4
Q
Cross Product
A
A x B= AB sin θ
5
Q
Scalar
A
Magnitude with no direction
6
Q
Vector
A
A magnitude and a direction
7
Q
Unit Vectors
A
i –> x direction
j –> y direction
k –> z direction