Actually both are important. Most cities and states that issue an electrical license require that electricians work in the field prior to qualifying to take an electrical exam. These exams are authored in a manner that will require you to be able to translate the real life experience you’ve gained in the field into answers […]
There is no shortage of do it yourself electrical study guides available that promise to prepare you to pass the electrical exam. However there is a tremendous difference between electrical exam study guides and electrical exam study guidance. Exam guidance helps you make the connection between the work you do every day in the field […]
Whether you are a master or journeyman electrician your skills are in high demand. Did you know that potential salaries for electricians are steadily climbing because of a labor shortage? The National Electrical Contractors Association reports that 7,000 electricians join the field each year, but 10,000 retire, which means that the number of retiring electricians […]
Passing the master or journeyman electrical exam requires careful, targeted, focused exam preparation. Electrical code classes that quickly rush through material that you need time to understand, or do-it-yourself electrician study guides that don’t address your specific needs aren’t likely to get you to a passing score on your electrical exam. Here’s an example of […]
The U.S. Bureau of Labor Statistics estimates that over 80,000 electricians will be needed each year for the next ten years! As the economic recovery picks up steam licensed electricians who can submit bids and pull permits for the installation maintenance and repair of electrical power, communications, lighting, and control systems will be in high demand. […]
To pass your electrical exam you’ll need to understand what impedance is and how it operates. What is impedance? Impedance is the total opposition to current flow in a circuit. What is the symbol for impedance? The letter symbol for impedance is Z. What is the unit of measure for impedance? […]
NFPA 72 National Fire Alarm and Signaling Code provides rules and guidelines for fire detection, signaling and emergency communications demands. It also includes requirements for mass notification systems used during biological, chemical and nuclear emergencies, terrorist events and other threats. Sample Question: The DACR equipment at the supervising or subsidiary station shall be connected to […]
Understanding the difference between connected load verses demand load when answering household cooking equipment calculation questions is crucial to passing your electrical exam. The following question represents an example of a cooking equipment demand load question: What is the service demand load for 1-12kW 240v/120v single-phase range? A. 12 kW B. 10 kW C. 8 […]
Knowing the difference between electrical building codes and standards is essential to do quality work in the field. It’s also essential to passing your electrical examination. Article 90.1 of the National Electrical Code clearly defines the purpose of the code as “the practical safeguarding of persons and property from hazards arising from the use of […]
While ohm’s law calculations can be intimidating, understanding how to read and interpret exam questions that require the use of ohm’s law formulas can result in achieving a passing score on your electrical exam. Can you answer the following question with ease: A 120 volt single-phase source supplies four paralleled branch loads of 10 ohms, […]
