Basic Electrical Theory (approx. 60 mm) This lecture reviews the fundamentals of electricity and electrical calculations. Students with limited hands-on electrical experience will benefit greatly from this lecture. General Engineering, General Building, C-11, C-20, C-27, C-38, C-45, C-46, and C-53 students will all encounter electrical questions on their exams. Any student having difficulty with the electrical questions in their practice exams should watch this lecture.