Question

assertion (a) a null vector is a vector whose magnitude is zero and direction is arbitrary
reason (r) a null vector does not exit
a) both and auto correct and orange the correct explanation of a
b) both a n aur correct but aur is not the correct explanation of a
c) a is correct r is incorrect
d) a is incorrect r is correct​

Answer 1

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

Answer 2

Answer:

option A

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