Two Identical Batteries, Each with an Emf of 18 V $\Omega$

question 38

Multiple Choice

Two identical batteries, each with an emf of 18 V and an internal resistance of 1 $\Omega$ , are wired in parallel by connecting their positive terminals together and connecting their negative terminals together.The combination is then wired across a 4- $\Omega$ resistor.The current in the 4- $\Omega$ resistor is:

• A)2.0 A
• B)3.6 A
• C)4.0 A
• D)7.2 A
• E)9.0 A

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