This is a full course for “Electric Circuits Analysis”. It is one of the important courses for electrical and electronics engineering. In this course you can find the material of each section or chapter as (.pdf file). For more details you can visit the youtube chanel “Electrical & Electronics Engineering Courses”/ Playlist “Electric Circuits Analysis (1)/ DC Circuits”. The course contents and the files are shown below, the section numbers are base on the text book "Engineering Circuit Analysis", 7nd ed by W. Hayte, Jr., J. Kemmerly, S. Durbin, McGraw Hill Higher Education, 2007.
CHAPTER 5: Useful Circuit Analysis techniques
5.1: Linearity and Superposition
5.2: Source Transformations
5.3: Thevenin and Norton Equivalent Circuits
5.4: Maximum Power Transfer
5.5: Delta-Wye Conversion