Question

Find Io using mesh analysis. 10 12/0° v 2/0°A 31.2 + T-jin

Answer 1

Given 2 22oA - 12-24 Io-= 2 1220V x 12 dr. in a I Il 1 T-12 lo a > ☺ outer roup Let the current flowing are I2, I, to from the diagram I, = + Io-2 Lot To-I2 = 266% Mesh at loop ④ I, -1260V + -j (Ii-Io) = 0 II (L-1) + 5 10 = 1220 -0 mesh at loop ® (out en loop I, + 12+ Io so > ☺ From D © ¢ ® 12=-1 LOO FIO to = 120.0 - Signi? Ir = 12 20° - Toketj) ciri) Tril 12 10. - Io (7) I Tri Tri) Ij = 6C1+j) - I. (5=

i substituting I, Ig in equation ② 60+3)-. GMP) +-2 +1o = 0 Io (1+1 6 + ) = -6(1+3)+2 - --6-6j +2 To (E ) 5-65-4 To = -4 (33 + 2) Id = -4 133 +21 15 til estſ -4 1974 ton ( 3 )- ton' ) Io 02571 = -2.828 294.9997