Direction of zero vector
Does not exist
Is towards origin
Is indeterminate
None of these
3
2
5
6
The projection of the vector is
5/√3
10/√6
5/√6
10/√3
0
30
60
90
1
4
Find the angle θ between the vectors
sin-1(1/3)
sin-1(-1/3)
cos-1(1/3)
cos-1(-1/3)
25
-25
20
180o
90o
0o
45o
If the position vectors of A and B are
√14
√29
√43
√53