Source transformation practice problems
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Read the source-transformation class notes.

For the circuit shown,

• R₁ = 68 kΩ
• R₂ = 12 kΩ
• R₃ = 47 kΩ
• R₄ = 82 kΩ
• V_S = 2 V
• I_S = 0.32 mA

Use the source transformation method to find v_R4.

Answer