The length of a vector can never be:
ANegative
BPositive
CRational
DConstant
Answer & Solution
Correct answer: A. Negative
1. Length measures a distance between two points.
2. A distance is never negative, so the length is never negative.
3. Writing that a magnitude is below zero has no meaning.
_Source: NCERT Class 12 Mathematics Part II, Chapter 10, Vector Algebra._
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