The electrical exam is about accuracy and speed. Customizing your book gives you a clear advantage when every second counts. When you commit to taking the master electrical exam or the journeyman electrical exam, preparation is everything—and how you prep your NEC book can make a big difference. One of the simplest, budget-friendly strategies is […]
Category Archives: Exam prep
Load Calculations and Demand Factors
What Every Electrician Should Know for the Exam and the Job Load calculations are one of the most important — and sometimes most frustrating — parts of preparing for your electrician licensing exam. Whether you’re working on a residential service or a large commercial panelboard, calculating electrical loads correctly is essential to getting the job […]
Minimum Allowable Installations & Phrases to Watch Out For
When you’re taking your electrical licensing exam, it’s not just about knowing the NEC. It’s about knowing how to read the question. One of the most common traps exam writers use is minimum installation requirements, especially on the Master and Journeyman Electrical Exams. 🔍 Key Phrases to Watch For: If you see phrases like: “At […]
Learning from an Almost-Passing Score
Preparing for the electrical exam can be a daunting task, especially if it has been a while since you have been in a learning environment. With so much going on in our lives, such as family, and work, it can be challenging to find time to study. Recently, I talked with someone who had just […]
Ohm’s Law – The Main Formula You’ll Need
When it comes to preparing for the electrical licensing exam, test takers often feel overwhelmed by the idea of having to memorize dozens of formulas. The good news? You really only need to master Ohm’s Law and the Power Wheel (PIE chart) to handle nearly every calculation question on the test. One of the most […]
Electrical Theory Fundamentals: A Foundation for Every Electrician
Understanding electrical theory is one of the most important steps toward passing your licensing exam and becoming a confident, skilled electrician. While electrical codes and regulations guide how you install and inspect systems, it is electrical theory that explains how electricity works in the first place. In this post, we’ll break down the essential […]
Why Wording Matters on the Electrical Exam
One of the most overlooked—but critical—factors in passing the PSI Electrical Exam is understanding how question phrasing and NEC language work together. This isn’t just about knowing the right answer; it’s about recognizing the exact word-for-word match between your NEC code book and the answer options provided on the screen. The exam is written with […]
Understanding the NEC Book’s Style and Layout Before Exam Day
If you’re preparing for your license exam, one of the most important tools you’ll bring with you—besides your knowledge—is the National Electrical Code® (NEC) book. And while the exam is open book, don’t let that fool you into thinking it’s easy. Many test takers waste precious time flipping through the Index, chasing keywords in […]
How Exam Writers Trick You with Conductor Count Questions
⚠️ Don’t let tricky wording cost you points on your electrical exam! One of the most common mistakes we see is misunderstanding how conductor quantities are described. For example, a question might say: “A 250 kcmil conductor with (3) other similar conductors…” Sounds like 3 conductors, right? Wrong. That actually means 4 conductors total—the […]
Understanding the National Electrical Code (NEC)
The Foundation for Every Electrician’s Exam Success The National Electrical Code, or NEC, is the cornerstone of electrical work and a key focus of every electrical licensing exam. If you want to pass your exam and become a skilled electrician, mastering the NEC is essential. But what exactly is the NEC, and how can you […]









