ITI Electrician Mock Test: Trade Theory with Answers
40 practice questions on ITI Electrician trade theory: safety, DC circuits and cells, AC and three-phase supply, transformers, motors and starters, wiring, earthing and protection, and measuring instruments. Submit to see your score by topic and the working behind every answer.
Trade theory practice for ITI Electrician (and Wireman) trainees. Workshop Calculation and Engineering Drawing have their own tests.
| Topic | Questions here |
|---|---|
| Safety | 4 |
| DC circuits and cells | 8 |
| AC and three-phase | 6 |
| Transformers | 4 |
| Motors and starters | 6 |
| Wiring, earthing and protection | 6 |
| Measuring instruments | 3 |
| Electronics basics | 3 |
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Answers and reasons
About this Electrician practice test
ITI Electrician trade theory is part of the CBT along with Workshop Calculation and Science, Engineering Drawing and Employability Skills. This set practises the core theory that every year's paper returns to: safety, Ohm's and Kirchhoff's laws, cells, AC and three-phase supply, transformers, induction motors and starters, wiring, earthing, MCB and RCCB protection, instruments and basic electronics.
The questions were written for this page; none is copied from NIMI or a question bank. Every calculation was worked out before publishing, and the answers show the working.
Next: practise Workshop Calculation and Science, Engineering Drawing and Employability Skills, prepare with the ITI electrician interview questions, and see the electrician resume format.
Common questions
What topics are in ITI Electrician trade theory?
Safety, DC circuits and cells, AC and three-phase supply, transformers, motors and starters, wiring, earthing and protection, measuring instruments and basic electronics are the core topics practised here.
Is this the official NIMI mock test?
No. These are original practice questions written for this page. Use them to find weak topics, then revise those in your trade theory book.
Do I see the answers?
Yes, after you submit: your score by topic and the correct answer with the working for every question.