A comprehensive guide for teachers and students of Physics in the 3rd grade of General High School, Orientation Group of Science Studies and Health Studies. It contains the exam material according to the new detailed program of the 3rd High School, developed by the Pedagogical Institute: Induction, Alternating Currents, Oscillations.

Each unit developed in this book includes: Analytical theory, questions with answers, a series of B topics with complete answers, a series of C and D topics with also detailed answers. Also, at the end of each unit, there are exercises for the student to solve for better understanding of each unit, with answers, as well as an evaluation criterion of the level of the exams with its solution.

This new edition is the result of the authors' many years of experience in the field of education, with original designed exercise diagrams, organized and properly structured material, so that each educator does not need more aids than this specific manual.