Circular Ring (Annulus) – Concept, Formula & Applications

In this video, we will learn the complete concept of a Circular Ring (Annulus) in a very simple and easy way. A circular ring is the region between two concentric circles – one with a larger radius (R) and the other with a smaller radius What you will learn in this video: ✔ What is a Circular Ring? ✔ Meaning of inner and outer radius ✔ Derivation and formula explanation ✔ Shortcut method to find area This topic is very important for Class 8–10, SSC, and competitive exams. Watch the full video to understand the concept completely.