Resistors and Electric Circuits Quiz
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Questions and Answers

What is resistance defined as mathematically?

  • Voltage plus current
  • Voltage divided by current (correct)
  • Voltage minus current
  • Voltage multiplied by current

    • What is the unit of measurement for the rate of flow of charge in a circuit?

  • Amps (correct)
  • Watts
  • Volts
  • Ohms

    • What component resists the flow of charge in a circuit?

  • Capacitor
  • Diode
  • Inductor
  • Resistor (correct)

    • When a second bulb is added to the circuit, what happens to the resistance?

    <p>It doubles</p> Signup and view all the answers

    What happens to the current when a third bulb is added to the circuit?

    <p>It becomes one-third of the original value</p> Signup and view all the answers

    In the physics lab steps, what is the purpose of adding an extra bulb into the circuit loop?

    <p>To decrease the current flowing through the circuit</p> Signup and view all the answers

    What device is used to measure the current flowing through the circuit in the physics lab?

    <p>Ammeter</p> Signup and view all the answers

    What is the relationship between the number of bulbs and the total resistance in the circuit?

    <p>The total resistance is directly proportional to the number of bulbs</p> Signup and view all the answers

    What happens to the current as more resistors are added to the circuit?

    <p>It decreases</p> Signup and view all the answers

    What effect does adding a third bulb into the circuit loop have on the current flowing through the circuit?

    <p>Decreases the current</p> Signup and view all the answers

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