1
2
3
4
If the vectors are perpendicular, then λ is
-14
7
14
1/7
If θ is the angle between two vectors only when
0 < θ < π/2
0 ≤ θ ≤ π/2
0 < θ < π
0 ≤ θ ≤ π
The magnitude of a vector can never be
negative
zero
positive
'1' and '2'
Find the angle θ between the vectors
sin-1(1/3)
sin-1(-1/3)
cos-1(1/3)
cos-1(-1/3)
0
A vector whose magnitude is of unit length is called
zero vector
unit vector
position vector
collinear vector
Two vectors when act along the same line or along parallel lines are called
Collinear vectors
Coplanar vectors
Equal vectors
Position vectors
Given the points A (-2, 3, -3), B (3, 2, 5), C (1, -1, 2), D (3, 2, -4). The projection of the vector on the axis of is
None of these
The magnitude, the displacement of vector from position (2, 4, 2) to position (6, 1, 12) is
3 √7
5√3
3 √8
5√5