0
1
2
3
A vector whose initial and terminal points are coincident is called
null vector
unit vector
co-initial vector
like vectors
4
The projection of the vector is
5/√3
10/√6
5/√6
10/√3
If be a non-zero vector then is a
scalar
unit vector parallel to
unit vector perpendicular to
If G is the centroid of a
If are unit vectors inclined at an angle α ,
A vector whose magnitude is of unit length is called
zero vector
position vector
collinear vector
If θ is the angle between two vectors only when
0 < θ < π/2
0 ≤ θ ≤ π/2
0 < θ < π
0 ≤ θ ≤ π
π/3
π/6
π/4
π/2
