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$$ \begin{array}{l}{\text { The load impedance connected to the secondary }} \\ {\text { winding of the ideal transformer in Fig consists of }} \\ {\text { a } 237.5 \mathrm{m} \Omega \text { resistor in series with } \mathrm{a} 125 \mu \text { H inductor. }} \\ {\text { If the sinsoidal vilage source }\left(v_{g}\right) \text { is gennationg }} \\ {\text { the voltage } 2500 \cos 400 \mathrm{t} \mathrm{V} \text { . find the steady-state }} \\ {\text { expressions for: (a) } i_{1} :(\mathrm{b}) v_{1 :}(\mathrm{c}) i_{2} : \text { and }(\mathrm{d}) v_{2}}\end{array} $$
$$ R_{1}=0.25 \quad L_{1}=5 \mathrm{m} H \Rightarrow Z_{1}=R_{1}+J \omega l_1=0.25+J[400*5*10^{-3}]=(0.25+J2) \Omega $$
$$ R_{2}=237.5 * 10^{-3} \quad L_{2}=125 * 10^{-6} \Rightarrow Z_2=R_2+J \omega l_2=(0.2375+J0.05) \Omega $$
$$ \overline{V}_{1}=\overline{V}_{2} a=10 \overline{V}_{2} \longrightarrow (1) $$
KVL prim:
$$ -2500 \ \angle0+(0.25+2J) \overline{I}_1+\overline{V}_1=0 \longrightarrow (2) $$
KVL sec:
$$ -\overline{V}_{2}+i_{2}[0.2375+J0.05] = 0 \longrightarrow (3) $$
$$ i_{2}=a i_{1}=10 i_{1} \longrightarrow (4) $$
$$ i_1=100 \ \angle-16.26 \ A $$
$$ i_{2}=1000 \ \angle-16.26 $$
$$ v_{1}=2427.06 \ \angle -4.37^{\circ} $$
$$ v_{2}=242.7 \ \angle-4.37^{\circ} $$
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$$
\begin{array}{l}{\text { The load impedance connected to the secondary }} \\ {\text { winding of the ideal transformer in Fig consists of }} \\ {\text { a } 237.5 \mathrm{m} \Omega \text { resistor in series with } \mathrm{a} 125 \mu \text { H inductor. }} \\ {\text { If the sinsoidal vilage source }\left(v_{g}\right) \text { is gennationg }} \\ {\text { the voltage } 2500 \cos 400 \mathrm{t} \mathrm{V} \text { . find the steady-state }} \\ {\text { expressions for: (a) } i_{1} :(\mathrm{b}) v_{1 :}(\mathrm{c}) i_{2} : \text { and }(\mathrm{d}) v_{2}}\end{array}
$$
$$
R_{1}=0.25 \quad L_{1}=5 \mathrm{m} H \Rightarrow Z_{1}=R_{1}+J \omega l_1=0.25+J[400*5*10^{-3}]=(0.25+J2) \Omega
$$
$$
R_{2}=237.5 * 10^{-3} \quad L_{2}=125 * 10^{-6} \Rightarrow Z_2=R_2+J \omega l_2=(0.2375+J0.05) \Omega
$$
$$
\overline{V}_{1}=\overline{V}_{2} a=10 \overline{V}_{2} \longrightarrow (1)
$$
KVL prim:
$$
-2500 \ \angle0+(0.25+2J) \overline{I}_1+\overline{V}_1=0 \longrightarrow (2)
$$
KVL sec:
$$
-\overline{V}_{2}+i_{2}[0.2375+J0.05] = 0 \longrightarrow (3)
$$
$$
i_{2}=a i_{1}=10 i_{1} \longrightarrow (4)
$$
$$
i_1=100 \ \angle-16.26 \ A
$$
$$
i_{2}=1000 \ \angle-16.26
$$
$$
v_{1}=2427.06 \ \angle -4.37^{\circ}
$$
$$
v_{2}=242.7 \ \angle-4.37^{\circ}
$$
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