Free DAA Electrical Comprehension practice
Electrical comprehension covers simple circuits — series and parallel wiring, switches, and what happens to bulbs when connections change. Each question shows a circuit diagram to reason from.
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Try a free sample
Two identical bulbs, L1 and L2, are wired in series as shown. If bulb L1 is removed from its holder, what happens to bulb L2?
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These are original practice questions written to reflect the publicly described format of the Defence Aptitude Assessment (DAA). They are not the official questions and this site is not affiliated with or endorsed by the RAF, Royal Navy or Ministry of Defence — always follow the official guidance from your Armed Forces Careers Office.