Three identical resistors, where R1 = 42 Ω, are connected in parallel with one another as shown. Then the parallel combination is connected to a 12-V battery whose internal resistance is negligible. A) What is the equivalent resistance of this parallel combination? B) What is the total current through the combination? C) How much current flows through each resitor in the combination?

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter29: Direct Current (dc) Circuits
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Three identical resistors, where R1 = 42 Ω, are connected in parallel with one another as shown. Then the parallel combination is connected to a 12-V battery whose internal resistance is negligible.

A) What is the equivalent resistance of this parallel combination?

B) What is the total current through the combination?

C) How much current flows through each resitor in the combination?

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