What is an LDR? | Light Dependent Resistor Explained : ආලෝක සංවේදී ප්‍රතිරෝධකය- Electronic Science

Описание: Learn about the LDR (Light Dependent Resistor), a sensor that changes its resistance based on light. In this video, we explain how an LDR works, its applications in automatic lights, alarms, and simple circuits. Perfect for students and beginners in electronics!

👉 Like, share, and subscribe for more science and electronics lessons.