Unit Vectors
Trending Questions
How to find the angle between the vector and axis?
- (4^i+4^j−2^k)
- (2^i+2^j−^k)
- (8^i+8^j−4^k)
- (^i+^j−^k)
If then a vector perpendicular to and in the plane containing and is
Let and be two vectors. Consider a vector . If the projection of vector on the vector is , then the minimum value of equals
- ^j+^k
- ^j−^k
- ^i+^j+^k
- −^i+2^j−^k
What is the unit vector perpendicular to the following vectors, and .
- 2cosθ2
- sin θ
- cos θ
- 2sinθ2
Find the unit vector perpendicular to each of the vectors and
- →A×→B|→A| |→B|
- →A⋅→B|→A| |→B| cosθ
- →A×→B|→A| |→B| sinθ
- →A⋅→B|→A| |→B| sinθ
- ^i+3^j
- 2^i+3^j2
- 2^i+3^j3
- 2^i+3^j√13
- 2^i+4^j
- 3^i−4^j
- 2^i−4^j
- 2^i−3^j
- 35^i + 45^j
- 45^i + 35^j
- 54^i + 53^j
- 53^i + 54^j
Let be a vector coplanar with the vectors and . If vector is perpendicular to vector and , then is equal to:
- cos−1(√25)
- cos−1(2√2)
- cos−1(2√25)
- None of these
- L
- 3L
- 2L
- L2
The expression (1√2^i+1√2^j) is a
√2
Unit vector
Null vector
Vector of magnitude
The unit vector perpendicular to the vectors and forming a right handed system is?
- 1√2
- 3√2
- 5√2
- 7√2
- √2hg
- √2lg
- 1sin θ√2hg
- sin θ√2hg
- 5√2
- 10√2
- 5√2
- 5
- ˆi+ˆj+ˆk
- ˆi−ˆj+ˆk
- ˆi+ˆj−ˆk
- ˆi−ˆj−ˆk
- 2^i+^j+3^k√14
- 2^i+3^j+^k√12
- 2^i+3^j+^k√14
- 3^i+2^j+^k√14
- 45 ^i + 35 ^j
- 35 ^i + 45 ^j
- 54 ^i + 35 ^j
- 45 ^i + 53 ^j
The vector projection of a vector 3^i+4^j on y-axis is
5
4
Zero
3
- 2
- 1
What does the resultant vector mean?
If then unit vector parallel to but in opposite direction is
None of these