Q2 For circuit in Figure Q2, determine the following:
(a) Equivalent circuit for coil 1, L1 and coil 2, L2.
(2 marks)
(b) KVL equations for both loops.
(4 marks)
(c) Voltage drops at -j10 \Omega, $V_x$.
(9 marks)
(d) Total energy stored in the coupled inductors for angular frequency,
$\omega = 2 \frac{rad}{s}$, time $t = 1.0s$.
(5 marks)
20 \Omega
-j40 \Omega
j20 \Omega
$L_2$
$L_1$
j30 \Omega
j10 \Omega
20\angle90^\circ V
40 \Omega
$+$
$V_x = -j10 \Omega$
Figure Q2
