ASPhysicsEdexcelExam Questions3. Electric CircuitsCurrent, Potential Difference, Resistance & Power

Current, Potential Difference, Resistance & Power (Edexcel AS Physics)

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Current, Potential Difference, Resistance & Power

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Current, Potential Difference, Resistance & Power

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1
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Part of an electric circuit is shown.

q1-june-2018-9ph0-01-edexcel-as-a-level-phy

What is the current shown by the ammeter?

  • 3 A

  • 4 A

  • 5 A

  • 6 A

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2
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Which of the following graphs shows how the current varies with potential difference for a filament lamp?

q5-june-2018-9ph0-01-edexcel-as-a-level-phy

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    1
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    Two resistors are connected in parallel and the current in one of them is 2.0 A, as shown.

    screenshot-2023-01-03-at-14-44-20

    Which of the following is the current I in ampere?

    • 3.0

    • 4.0

    • 5.0

    • 6.0

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    2
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    Which of the following is the total resistance of the resistors in parallel?

    pqCx-58a_screenshot-2023-01-03-at-14-44-20

    • 20 Ω

    • 40 Ω

    • 90 Ω

    • 180 Ω

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    3
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    A circuit consists of three identical 1.5 V bulbs connected to two 1.5 V cells.  

    q4-june-2019-9ph0-01-edexcel-as-a-level-phy

    The switch is closed.
    Which row describes the change in brightness of bulb Y and bulb Z? 

      Y Z
    A brighter  brighter 
    B brighter  dimmer 
    C dimmer  brighter 
    D dimmer  dimmer 

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