Superposition practice problems
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Read the superposition class notes.

For the circuit shown,

• R₁ = 470 Ω
• R₂ = 100 Ω
• R₃ = 270 Ω
• R₄ = 820 Ω
• V_S = 19 V
• I_S = 54 mA

Use the superposition method to find v_R4.

Answer