Question

Maximum and minimum magnitude of the resultant of two vectors of magnitudes P and Q are in the radio
3:1. Which of the following relations is true?
(A) P=20
(B) P= Q
(C) PQ =1
(D) None of these​

Answer 1

Answer:

I think non of these because vector is maximum when theta is 0 degree and theta is 180 degree vector is minimum a+b and a-b respectively