T5A: Electrical Principles

Electrical principles, units, and terms: current and voltage; conductors and insulators; alternating and direct current; series and parallel circuits

One of these questions will be on your exam

Question Practice

Review each question in this topic and try to select the correct answer. Work through all of the questions in this section before moving on.

Quick Review

Quickly review all of the questions and correct answers in this subsection. Focus only on the correct answers to lock them into your mind.

T5A Quick Review Text + Audio

Topic T5A Quick Review Audio