Home › UP Board Class 12 › Mathematics › Vector Algebra › A unit vector is mainly used to show a vector's:
A unit vector is mainly used to show a vector's:
ATotal mass
BTime taken
CFull length
DDirection
Answer & Solution
Correct answer: D. Direction
1. Its magnitude is fixed at one.
2. So it carries no information about size.
3. It is used to indicate direction.
4. So the answer is direction.
_Source: NCERT Class 12 Mathematics, Ch 10 'Vector Algebra'_
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