PSI Electrical Exam Questions

PSI Electrical Exam Questions: Residential Electric Range

When it comes to PSI electrical exam questions in Texas, one topic that consistently appears is residential electric ranges. Understanding the ins and outs of electric range installations is crucial for any test taker. In this guide, we’ll delve into why residential electric ranges are a common feature in Texas PSI electrical exam questions and […]

Texas Master Electrician Exam Questions

Texas Master Electrician Exam Questions: Electric Range T220.55

Texas master electrician exam questions. As you prepare for the Texas electrician exam, you’ll encounter various tables and sections in the NEC (National Electrical Code) book. One of the trickiest tables to grasp is T220.55, which pertains to electric ranges. However, with dedication and some helpful insights, you can navigate this complex table with confidence. […]

PSI exam question

PSI Exam Question: Conduit Fill vs. Wire Sizing for Ampacity

PSI exam question on conduit fill calculations and wire sizing for ampacity. In the realm of electrical installations, understanding conduit fill calculations and wire sizing for ampacity is crucial for electricians, especially when preparing for the Texas PSI Exam. These two concepts, while related to wires and cables, serve distinct purposes and require careful consideration. […]

NEC code book

NEC Code Book: The Only Reference Allowed in the Testing Center

When you step into the testing center to take the Texas electrician exam, you’re about to embark on a journey that requires precision, knowledge, and adherence to specific rules. One of the most crucial rules to keep in mind is that only the National Electrical Code® (NEC), Softbound Edition, is allowed as a reference during […]

nec code questions

NEC Code Questions: Understanding Receptacle Load

When it comes to commercial service calculations for the Texas electrician exam, one critical factor that sets them apart from residential calculations is the approach to receptacle load. Unlike the de-rating and subtracting commonly seen in residential load calculations, commercial loads tend to follow an additive approach. In this guide, we’ll delve into the world […]

Electrical Code Questions: Three-Phase Transformer Calculations

Electrical Code Questions: Three-Phase Transformer Calculations

Electrical Code Questions A few of the electrical code questions in the Texas electrician license exam will relate to three-phase transformers.  When it comes to electrical systems, understanding transformer calculations is key to ensuring efficient power distribution. While single-phase transformer calculations are relatively straightforward, three-phase transformer calculations introduce a new element—multiplying the voltage by 1.73. […]

Electrical Code Questions and Answers: Garages and Basements in Load Calculations

Electrical Code Questions and Answers: Garages and Basements in Load Calculations

Electrical Code Questions and Answers Preparing for the Texas electrician license exam requires you to not only have a deep understanding of electrical concepts but also a keen awareness of how to apply them correctly. In this guide, we’ll look into two crucial aspects of load calculations—garages and basements—and how comprehending their role is essential […]

NEC Code Questions and Answers: Connected Load vs. Demand Load

NEC Code Questions and Answers: Connected Load vs. Demand Load

NEC Code Questions and Answers Preparing for the Texas electrician exam requires a comprehensive understanding of electrical concepts, including load calculations. One critical distinction that can significantly impact your exam success is knowing the difference between the connected load and the demand load. In this guide, we’ll delve into this essential topic to ensure you’re […]