Question

A particle of mass 0.2 lg is moving with linear velocity (i-j+2k) . If the radius vector r= 4i+j-k , the magnitude

OPTION A - 2.14 units
OPTION B - root 4.28 units
OPTION C - root 107 units
OPTION D - root 24 units


please give the correct explanation for this question please please please please

whose answer is correct I will mark it as the brainliest and I will follow you​

Answer 1

Answer:

option b is right answer pleas make me brainlist

Explanation: