P PhysicsKidd Oct 2014 8 0 Nov 12, 2014 #1 If x= ACos(wt) + ACos(Wt), how do I draw a phasor diagram when t=2? Do I treat each cosine term as a vector, and then do vector addition? Thank you w=4*pi and W=5*pi, by the way

If x= ACos(wt) + ACos(Wt), how do I draw a phasor diagram when t=2? Do I treat each cosine term as a vector, and then do vector addition? Thank you w=4*pi and W=5*pi, by the way

ChipB PHF Helper Jun 2010 2,367 292 Morristown, NJ USA Nov 13, 2014 #2 At t = 2 the value of ACos(4 pi t ) is A, and the value of Acos(5 pi t ) is also A. So at t =2 the two phasors are aligned along the real axis, and so the vector addition gives a result of 2A along the real axis.

At t = 2 the value of ACos(4 pi t ) is A, and the value of Acos(5 pi t ) is also A. So at t =2 the two phasors are aligned along the real axis, and so the vector addition gives a result of 2A along the real axis.