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Subjects / JC Science / Physical World

Electricity and circuits

Current, voltage, resistance, Ohm's law and series and parallel circuits.

1st Year2nd Year3rd Year Common
15practice questions

Multiple choice: 6 · Numeric answer: 6 · Short answer: 2 · Written answer (self/teacher assessed): 1

Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.

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Numeric answer
A current of 4 A flows through a resistor of 34 Ω. Calculate the voltage across it.
BatteryAAmmeterResistorVVoltmeter (across resistor)
Whole numbers, decimals (2.5) or fractions (3/4).
Hint 1

Ohm's law: V = I × R.

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