A vector barQ which has a magnitude of 8 is added to the vector barp which lies along the X-axis. The resultant of these two vectors is a third barR which lies along the Y-axis and has a magnitude twice that of barP. The magnitude of barP is

A vector barQ which has a magnitude of 8 is added to the vector barp w

1.	A vector barQ which has a magnitude of 8 is added to the vector barp which lies along the X-axis. The resultant of these two vectors is a third barR which lies along the Y-axis and has a magnitude twice that of barP. The magnitude of barP is
Answer» ANSWER :`8/(SQRT(5))`