Question

Assertion(A) : A null vector is a vector whose magnitude is zero and direction is arbitrary
Reason(R) : A null vector does not exist

• A. both A and R are true and the R is correct explanation of the A
• B. both A and R are true, but R is not correct explanation of the A
• C. A is true, but the R is false
• D. A is false, but the R is true

Answer 1

Answer: (C)

A is true, but the R is false

In contexts where there is no defined concept of magnitude, null vector may be used as a synonym for zero vector.