Physics · Unit 12
Alternating Current.
3 official learning outcomes, with 63 practice questions mapped to this unit in the Android app.
Learning outcomes
What you need to learn.
We copy the learning outcomes from the curriculum map used by the app. Counts include only questions matched to an outcome.
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Describe the phase of Alternating Current and explain how phase lag and phase lead occur in AC circuits
21mapped MCQs -
Explain the flow of AC through resistors, Capacitors and Inductor
22mapped MCQs -
Become familiar with EM spectrum (ranging from radio waves to Gamma rays)
20mapped MCQs
Source. PMDC MDCAT syllabus. We checked this page against the app's content database on 25 August 2026. MDCAT Ready is not affiliated with PMDC.
Timed practice · Android app
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In the Android app, take a free 180-question mock with the real 81 / 45 / 36 / 9 / 9 subject split. Then review every answer. Full mocks do not run on this website.