PPT Slide

5.6 Average Power, Reactive Power and Power Factor¾Maximum Power Transfer cont.

Example 5-4 cont.

For maximum average power, Req = (N1/N2)2 ´ 5 W = |ZTh| = 20 W

\ N1/N2 = 2

Then I’ = [VTh = 120/ 0° V.] / [ZTh + Req = (20 + j20) W] = 3Ö2 / -45° A.