**Update: Be sure to purchase the 2017 National Electrical Code (NEC®) or the 2017 National Electrical Code® Handbook (recommended) for the Electrical Power PE Exam for all exams from 2018 to 2020. The National Electrical Code (NEC) is an important body of knowledge developed over a great period of time to prevent electrical related fires and […]
Confusing Impedances – What’s the difference?
The many “-tance” terms of Electrical Engineering There are many different types of impedance components and they all rhyme, making it hard to remember which one is which. Many even have the same units, which can lead to even further confusion. Don’t let the same “-tance” ending fool you. If you run into a question on the […]
Electrical PE Exam Qualitative Theory Question of the Week
Following the theme of preparing for qualitative theory and concept questions, which caught many students off guard during the 2016 October Electrical PE Exam, here is another example of how to combine several different formulas to derive a relationship that solves a qualitative question. Sample Question: True or False: The capacitance of a transmission […]
Thoughts on the 2016 October Exam, and How to Solve Qualitative Theory Questions
The 2016 October NCEES Electrical PE Exam was described by test takers as strikingly heavy in qualitative theory based questions compared to what was expected. The large majority of practice material and sample exams focus mostly on quantitative math questions, and this caught many examinees off guard who over prepared for quantitative questions but under […]
Complex Number How To’s: Math & Converting Vectors and Phasors
While not an individual exam topic, complex numbers and vector mathematics are a key fundamental skill that appears on numerous questions throughout the exam. You can expect to see them anytime complex impedances, apparent power, and phasors with a magnitude and angle appear. It helps to have a comfortable understanding of what complex numbers are […]