1800
900
00
450
0
1
2
3
π/3
π/6
π/4
π/2
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
√5
√3
√2
5
A vector whose magnitude is the same as that of a vector but whose direction is opposite to that of is called
zero vector
positive vector
negative vector
equal vector
Direction of zero vector
Does not exist
Is towards origin
Is indeterminate
-25
25
20
Two vectors when act along the same line or along parallel lines are called
Collinear vectors
Coplanar vectors
Equal vectors
Position vectors
If and are two unit vector inclined at an angle ∏/3, then the value of is.
greater than 1
less than 1
equal to 1
equal to 0