Resistance
4 months ago
mrmaybury
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10 QuestionsShow answers
  • Question 1
    120 seconds
    Q.

    If the current through a resistor is 2A and the voltage across it is 12V, what is the resistance

    answer choices

    12Ω

    24Ω

    0.167Ω

  • Question 2
    120 seconds
    Q.

    If a circuit has two resistors in series both are 4Ω, what is the total resistance of the circuit?

    answer choices

  • Question 3
    120 seconds
    Q.

    If a circuit has two resistors in parallel both are 4Ω, what is the total resistance of the circuit?

    answer choices

  • Question 4
    120 seconds
    Q.

    What effect do electrons flowing through a resistor have on the resistor.

    answer choices

    make it glow

    reduce it's resistance

    increase it's resistance

    heat it up

  • Question 5
    120 seconds
    Q.

    What is the unit of resistance

    answer choices

    Ohm

    Home

    Amp

    Camp

  • Question 6
    120 seconds
    Q.

    in which circuit is the lamp brightest

    answer choices

    1

    2

    3

    All the same

  • Question 7
    120 seconds
    Q.

    in which circuit is the lamp brightest

    answer choices

    1

    2

    3

    All the same

  • Question 8
    120 seconds
    Q.

    As the length of a wire increases, the resistance of the wire will

    answer choices

    increase

    decrease

    stay the same

  • Question 9
    120 seconds
    Q.

    As the diameter of a wire increases, the resistance of the wire will

    answer choices

    increase

    decrease

    stay the same

  • Question 10
    120 seconds
    Q.

    Which resistor has the biggest voltage across it?

    answer choices

    2 Ω

    3 Ω

    4 Ω

    all have the same

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