Adding A and -A gives a vector of zero magnitude called the:
AFree vector
BPosition vector
CNull vector
DUnit vector
Answer & Solution
Correct answer: C. Null vector
1. The two vectors are equal in size and opposite in direction.
2. They cancel completely.
3. The result is the null vector.
_Source: NCERT Class 11 Physics Part I, Chapter 4, Motion in a Plane._
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