Calculate the equivalent resistance of a circuit with a 4 Ω and a 12 Ω resistor connected in parallel.

3 Ω

4 Ω

6 Ω

8 Ω

Answer and Solution

A. 3 Ω

1/R_eq = 1/4 + 1/12 = 1/3. Therefore, R_eq = 3 Ω.

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