Three resistors, 20 Ω, 10 Ω, and 80 Ω, are wired in series and connected to a 120-V battery. How much current flows in this circuit?

Name: Three resistors, 20 Ω, 10 Ω, and 80 Ω, are wired in series and connected to a 120-V battery. How much current flows in this circuit?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The total resistance in a series circuit is the sum of all resistances: 20 Ω + 10 Ω + 80 Ω = 110 Ω. Using Ohm's law (V = IR), the current (I) is V/R = 120V / 110Ω = 1.09 A, which rounds to 1.1 A.

Three Resistors, 20 Ω, 10 Ω, and 80 Ω, Are