O-LevelPhysicsElectricity5054/11 · Oct/Nov 2019 · Q331 Mark

An a.c. supply connected to an oscilloscope produces the trace shown. A diode is now connected in series to the circuit as shown. What is the new trace on the screen?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

ADiagram A

BDiagram B

CDiagram C

DDiagram D

✓ Correct answer

A: Diagram A

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2019 Paper 1 Variant 1, question 33.

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