Free mock exam
BS7671 Fundamentals — AM2 Online Knowledge Test Practice
Free topic-focused mock exam: 30 random questions from a pool of 34 on BS7671 Fundamentals, drawn from the wider AM2 Online Knowledge Test bank. 35-minute timer, 70% to pass, worked explanation on every question. Use this when you've taken the full mock once and want to drill the topics you got wrong.
- Questions
- 30
- Time limit
- 35 min
- Pass mark
- 70% · 21/30
- Question bank
- 34
Free, no sign-up. Retake as many times as you like — different questions each time.
Sample questions
01What is the scope of BS 7671?
- AHigh-voltage transmission and substation design
- BThe distribution network up to the supply intake
- CThe manufacture and testing of electrical equipment
- DElectrical installations in buildings and their surrounds
Why: BS 7671 applies to the design, erection and verification of electrical installations in buildings and their surroundings.
02What voltage does BS 7671 consider as 'Low Voltage' for AC systems?
- ANot exceeding 50V
- BExceeding 1000V but not exceeding 35kV
- CExceeding 120V but not exceeding 1500V
- DExceeding 50V but not exceeding 1000V
Why: Low voltage for AC is defined as exceeding 50V but not exceeding 1000V AC rms (or 1500V DC).
03What is the definition of 'circuit protective conductor' (cpc)?
- AA conductor carrying the return current under normal operation
- BA protective conductor connecting exposed-conductive-parts to the main earthing terminal
- CA conductor connecting the supply neutral to the earth electrode
- DA conductor bonding extraneous-conductive-parts together at the origin
Why: A cpc is a protective conductor connecting exposed-conductive-parts to the main earthing terminal within the installation.
Common questions
Is the BS7671 Fundamentals mock exam free?
Yes — 100% free, no sign-up needed. Questions are pulled at random from a substantial bank, with a worked explanation on every question after you submit.
Can I retake the mock exam?
Yes. Every attempt picks a different random selection and reshuffles the options, so each retake gives you genuinely new questions. No limit on retakes.
Does this count towards the real qualification?
No — this is independent practice material. To gain the actual qualification you need to sit the official assessment through an approved provider.
