Question

4. 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 correct and R is the correct explanation of A
b) Both A and R are correct but R is not the correct explanation of A
c) A is correct, R is incorrect
d) A is incorrect, R is correct​

Answer 1

Answer:

option c

Explanation:

in contexts where there is no defined concept of magnitude ,null vector may be used as synonym of zero vector

Answer 2

Answer:

the option is ( c)it is a correct b is incorrect