Lesson 3.5.1.1

3.5.1.1 Basics of electricity Quiz: AQA Physics, Unit 5

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 3.5.1.1, Basics of electricity: 20 multiple choice questions for the AQA Physics (7408), Unit 5: Electricity, written with Revision Ninja.

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The 20 questions

  1. Electric current is defined as:

    • the charge per unit energy transferred
    • the number of electrons passing a point per unit volume
    • the energy transferred per unit charge
    • the rate of flow of charge

  2. Potential difference is defined as:

    • the charge per unit time
    • the work done per unit charge
    • the energy transferred per unit time
    • the force per unit charge

  3. Resistance is defined as:

    • the product of potential difference and current
    • the ratio of current to potential difference
    • the ratio of potential difference to current
    • the charge passing per unit time

  4. A current of 2.5 A flows for 40 s. What charge passes a point?

    • 0.063 C
    • 2.5 C
    • 100 C
    • 16 C

  5. The electron charge is 1.6 x 10^-19 C. How many electrons pass a point each second when the current is 0.80 A?

    • 1.3 x 10^19
    • 8.0 x 10^19
    • 2.0 x 10^-19
    • 5.0 x 10^18

  6. A cell does 60 J of work moving 5.0 C of charge through a circuit. What is the potential difference across the component?

    • 600 V
    • 2.4 V
    • 12 V
    • 17 V

  7. A resistor has 6.0 V across it and a current of 0.25 A flowing. What is its resistance?

    • 24 ohm
    • 1.5 ohm
    • 6.25 ohm
    • 0.042 ohm

  8. A current of 2.0 A flows for 5.0 minutes. How much charge passes?

    • 600 C
    • 10 C
    • 0.40 C
    • 150 C

  9. A cell moves 0.50 C of charge around a circuit, doing 2.0 J of work. What is the potential difference across the component?

    • 1.5 V
    • 0.25 V
    • 2.5 V
    • 4.0 V

  10. A resistor of 20 ohm carries a current of 0.30 A. What is the potential difference across it?

    • 66.7 V
    • 60 V
    • 6.0 V
    • 0.015 V

  11. A current of 3.2 A flows in a wire. How many electrons pass a point each second? Take e = 1.6 x 10^-19 C.

    • 3.2 x 10^19
    • 2.0 x 10^19
    • 2.0 x 10^-19
    • 5.0 x 10^18

  12. A component carries 0.25 mA when 1.5 V is applied across it. What is its resistance?

    • 60 kohm
    • 0.17 kohm
    • 375 ohm
    • 6.0 kohm

  13. A charge of 0.20 C moves through a 9.0 V battery. What energy is transferred?

    • 0.022 J
    • 1.8 J
    • 9.2 J
    • 45 J

  14. A current of 0.50 A flows for 2 minutes through a 10 ohm resistor. What energy is transferred to the resistor?

    • 600 J
    • 1500 J
    • 30 J
    • 300 J

  15. A 3.0 V cell supplies a bulb with a steady 0.20 A for 30 minutes. What total energy does the cell supply?

    • 1080 J
    • 18 J
    • 3.6 kJ
    • 540 J

  16. A student says current is used up as it passes through components in a circuit. Which response is best?

    • Current is used up by the lamp but restored by the cell.
    • Current is the same at every point in a series circuit, because charge is conserved and is not used up.
    • Current decreases after each component because charge is used up as it flows.
    • Current increases after passing through each resistor.

  17. A 12 V supply drives a steady 4.0 A through a component for 30 s. What energy is transferred?

    • 1440 J
    • 120 J
    • 360 J
    • 2880 J

  18. A steady current of 1.5 mA flows for 0.50 hour. What charge passes?

    • 0.45 C
    • 2.7 C
    • 27 C
    • 0.0027 C

  19. A battery gives 1.5 J of energy per coulomb of charge. A current of 2.0 A flows for 60 s. What total energy is supplied?

    • 30 J
    • 120 J
    • 180 J
    • 0.8 J

  20. A 240 V heater draws 0.50 A for 10 minutes. What energy does it transfer?

    • 72 kJ
    • 120 kJ
    • 720 kJ
    • 7.2 kJ

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