Lesson 4.2.1.2

4.2.1.2 Electrical charge and current Quiz: AQA Physics, Unit 2

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 4.2.1.2, Electrical charge and current: 20 multiple choice questions for the AQA GCSE Physics (8463), Unit 2: Electricity, written with Revision Ninja.

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The 20 questions

  1. What must a closed circuit include for charge to flow?

    • A voltmeter
    • A resistor
    • Potential difference
    • A switch

  2. What physical quantity does electric current measure?

    • Rate of charge
    • Resistance value
    • Total energy
    • Potential energy

  3. Which equation links charge flow, current and time?

    • Q = I ÷ t
    • Q = I × t
    • Q = I² × t
    • Q = I + t

  4. What is the unit of charge flow?

    • Coulomb (C)
    • Ohm (ohm)
    • Volt (V)
    • Ampere (A)

  5. A current of 2 A flows for 30 s. How much charge flows?

    • 0.07 C
    • 32 C
    • 60 C
    • 15 C

  6. A charge of 120 C passes a point in 60 s. What is the current?

    • 7200 A
    • 180 A
    • 2 A
    • 0.5 A

  7. A current of 0.5 A flows for 4 minutes. How much charge flows?

    • 8 C
    • 30 C
    • 120 C
    • 2 C

  8. What is the same at any point in a single closed loop?

    • Potential difference
    • Current
    • Resistance
    • Power

  9. Why does current stay the same in a single loop?

    • Charge is conserved
    • Energy is lost
    • Resistance is zero
    • Voltage increases

  10. A student measures 0.25 A for 10 minutes. What is the charge that flows?

    • 150 C
    • 2.5 C
    • 15 C
    • 600 C

  11. Electric current is defined as the rate of flow of what?

    • Energy
    • Power
    • Charge
    • Electrons only

  12. A charge of 6 C passes through a lamp in 3 s. Which current flows through the lamp?

    • 0.5 A
    • 18 A
    • 2 A
    • 9 A

  13. What happens to current if a single loop circuit is broken?

    • Drops to zero
    • Doubles instantly
    • Removes resistance
    • Reverses direction

  14. If current is doubled while time stays fixed, what happens to charge flow?

    • It stays same
    • It doubles
    • It halves
    • It quadruples

  15. Calculate charge flow when 3 A flows for 5 minutes.

    • 900 C
    • 45 C
    • 1800 C
    • 15 C

  16. What is the unit of current?

    • Ampere (A)
    • Volt (V)
    • Watt (W)
    • Coulomb (C)

  17. A battery supplies a steady current of 1.5 A for 20 s. What charge has been supplied?

    • 300 C
    • 13.3 C
    • 30 C
    • 0.075 C

  18. A flow of 4 C passes in 0.5 s. What is the current?

    • 4.5 A
    • 8 A
    • 2 A
    • 0.125 A

  19. A heater draws a steady current of 3 A for 4 s. How much charge flows through it?

    • 7 C
    • 0.75 C
    • 1.33 C
    • 12 C

  20. Why is the current the same before and after a lamp in a series loop?

    • Resistance increases
    • Voltage becomes zero
    • Charge is conserved
    • Charge is destroyed

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