The Revision series is designed for all JEE & NEET aspirants to provide quick revision of all the chapters of Class 11th & 12th with important key concepts. The revision videos help you make the best use of your limited time left for revision. It is especially time-saving for all students who are going to appear for 12th Board. When you don’t have time to go through chapter notes in detail, learn and revise most important key concepts and formulae here.

Here is the Revision of Sound Waves, Class 11th with important key concepts.