Determine the voltage Vo in figure below
Answer
V1=200∠45∘
Loop 2 :
(10+j5)I2+jI1=0
I1=(−5+10j)I2
Loop 1 :
(4+j8)I1+jI2=200∠45∘
(4+j8)(−5+j10)I2+jI2=200∠45∘
(−100+j)I2=200∠45∘
100∠180∘I2=200∠45∘
I2=200∠45∘100∠180∘
I2=2∠(−135)∘
Vo=10I2=20∠(−135)∘
Note : Use this Calculator : https://www.intmath.com/complex-numbers/convert-polar-rectangular-interactive.php
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