Electrician Exam Study Guide
iOS app by David Peterson. Education · David Peterson
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-08
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Store description excerpt
Prepare for your state Journeyman or Master Electrician licensing exam with a focused, comprehensive study companion built around the National Electrical Code®. Electrician Study Guide organizes everything into ten exam content areas — General Knowledge & Definitions, Electrical Theory & Calculations, Services/Feeders/Branch Circuits, Grounding & Bonding, Overcurrent Protection, Wiring Methods & Materials, Equipment & Devices, Motors & Transformers, Special Occupancies & Equipment, and Safety & Code Compliance — so you study exactly what the exam tests. WHAT'S INSIDE • 160+ flashcards — tap to flip, tagged by domain • 125+ multiple-choice practice questions with instant feedback and full explanations • 110+ glossary terms and key acronyms, fully searchable • 43 electrical formulas with variables and usage notes TOPICS COVERED • Electrical theory: Ohm's law, series/parallel circuits, power factor, impedance, three-phase relationships • Calculations: voltage drop, box fill, conduit fill, ampacity adjustment and correction, dwelling load calcs (standard and optional), range/dryer demand • Services and branch circuits: service sizing, receptacle spacing and placement, GFCI/AFCI requirements, small-appliance circuits, clearances • Grounding and bonding: electrode systems, GEC/EGC sizing (250.66, 250.122), main bonding jumper, separate structures, pools • Overcurrent protection: 240.4(D), standard sizes, next-size-up, tap rules, selective coordination, interrupting ratings • Wiring methods: burial depths, raceway support and fill, NM cable rules, conductor identification • Motors and transformers: FLC vs. nameplate, overloads, 430.52 short-circuit protection, transformer currents and OCP • Special occupancies: hazardous locations, pools, health care, agricultural buildings, EV charging, solar PV • Safety: NFPA 70E arc-flash boundaries and PPE categories, lockout/tagout, OSHA requirements Start free with a preview of every section. Unlock Premium with a one-time lifetime purchase or a low monthly subscription — both include the entire question bank, glossary, and formula library. This app is an independent study aid and is not affiliated with, endorsed by, or sponsored by the National Fire Protection Association (NFPA), any state licensing board, or any testing provider. National Electrical Code® and NEC® are registered trademarks of the NFPA. Always verify exam content with your state's licensing authority. SUBSCRIPTION & PURCHASE OPTIONS • Electrician Premium (Monthly): $2.99/month auto-renewable subscription — unlocks all flashcards, practice questions, glossary terms, and formulas. • Electrician Premium Lifetime: $19.99 one-time purchase — same full access, pay once. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/lega
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