The Resultant Of P And Q Is Perpendicular To P . What Is The Angle Between P-> And Q->?
The resultant of P and Q is perpendicular to P. What is the angle between P-> and Q->
(1) Cos-1 (P/Q)
(2) Cos-1 (-P/Q)
(3) sin-1 (P/Q)
(4) sin-1(-P/Q)
asked Jun 12 12:00:00 AM