A 40- $\Omega$ Resistor Is Connected to A $12 - \Omega$ Resistor and This Combination Is Connected to an Ideal Dc

question 104

Multiple Choice

A 4.0- $\Omega$ resistor is connected to a $12 - \Omega$ resistor and this combination is connected to an ideal dc power supply with voltage $V$ as shown in the figure. If the total current in this circuit is $I = 2.0 \mathrm {~A}$ , what is the value of voltage $V$ ?

• A) \(1.5 \mathrm {~V}\)
• B) \(2.0 \mathrm {~V}\)
• C) \(6.0 \mathrm {~V}\)
• D) \(8.0 \mathrm {~V}\)
• E) \(3.0 \mathrm {~V}\)

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