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What is Relay? | How Does a Relay Work? | Simple Explanation

Are you wondering what a relay is and how it works in electrical circuits? In this video, we explain the basics of relay, its working principle, types, and real-life applications — in the simplest and easiest way! ⚡

A relay is an electromagnetic switch used to control high-power circuits using a low-power signal. This small component plays a big role in home appliances, vehicles, industries, and automation systems.

📌 In this video, you will learn:
✅ What is Relay?
✅ How does a Relay work?
✅ Parts of a Relay
✅ Types of Relays
✅ Where do we use Relays?

This video is perfect for:
➡️ Engineering students
➡️ Beginners in electronics
➡️ School projects
➡️ Electrical and automation enthusiasts