Question 1 · 1 mark · Foundation · Practical · Diagnostic
Interactive practical
Current–potential difference characteristics
Put a resistor, a filament lamp and a diode in turn into a circuit with a reversing switch, read the ammeter and voltmeter in both directions, and compare the three I–V graphs.
Open interactive simulationPractice: Investigating current–potential difference characteristics
OCR J250 — this practical matches your selected course; the questions check the method, data handling and practical skills.
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2 of 2 available questions match the selected filters. This session contains 2 questions.
Question 2 · 3 marks · Standard · Practical · Practical method