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Voltage sharing and calculations in series circuits

Electricity and circuits • Series and parallel circuits

Key concepts

What you'll likely be quizzed about

  • In a series circuit, the total voltage from the power source is divided among the components.
  • The voltage drop across each component can be calculated using Ohm's law.
  • The sum of all voltage drops equals the total voltage supplied by the source.

Flashcards

Test your knowledge with interactive flashcards

What does a voltmeter measure in a circuit?

Click to reveal answer

A voltmeter measures the voltage across a component in the circuit.

Key notes

Important points to keep in mind

Total voltage is constant in a series circuit.

Voltage drop is proportional to resistance.

Apply Ohm's law for accurate calculations.

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