In a series circuit, how does the voltage split among the resistors?

Prepare for the Apprentice Lineman Test. Study with flashcards and multiple choice questions, each question has hints and explanations. Get ready for your exam!

In a series circuit, the total voltage supplied is divided among the resistors based on their resistance values. This means that each resistor will have a voltage drop that is proportional to its resistance.

When you have multiple resistors in a series, the total resistance is the sum of all individual resistances. According to Ohm's Law (V = IR), the voltage drop across each resistor can be calculated using the formula:

[ V_R = I \times R ]

Where ( V_R ) is the voltage drop across the resistor, ( I ) is the current flowing through the circuit (which is the same through all components in a series), and ( R ) is the resistance of the individual resistor.

As a result, a resistor with a higher resistance will have a larger share of the total voltage drop compared to a resistor with a lower resistance. The voltage distribution is not equal nor does it ignore the resistances; rather, it directly corresponds to how much resistance each component presents to the flow of current.

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