Lectures in Vibrations and Waves

• المادة الدراسية: 234 فيز (أهتزازات وموجات)

https://www.youtube.com/watch?v=KgLYi2acPDI

https://www.youtube.com/watch?v=YbFgNsM6r44

or

http://freevideolectures.com/Course/2141/Physics-III-Vibrations-and-Waves#