Free mock exam
Panel Assembly — Industrial Electrical Practice
Free topic-focused mock exam: all 15 questions on Panel Assembly, drawn from the wider Industrial Electrical 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
- 15
- Time limit
- 35 min
- Pass mark
- 70% · 11/15
- Question bank
- 15
Free, no sign-up. Retake as many times as you like — the questions are reshuffled, with the answer order changed.
Sample questions
01What is the minimum working clearance in front of an industrial switchboard?
- A500mm
- B1200mm
- C700mm
- D900mm
Why: A minimum 700mm clear working space in front of switchboards is the widely adopted industry guidance; BS 7671 itself requires "adequate" working space (Regs 132.12 and 513.1) without stating a figure.
02What is the purpose of cable glands on industrial panels?
- AEarthing the metal enclosure parts
- BStrain relief and ingress protection
- CProviding the degree of internal segregation
- DIdentifying each cable at its termination
Why: Cable glands provide mechanical strain relief and maintain the IP rating of enclosures.
03What colour is the protective earth terminal marked?
- ABlue
- BGreen/Yellow
- CGrey
- DBrown
Why: Earth terminals are marked green/yellow as per international standards.
Common questions
Is the Panel Assembly 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.
