![SOLVED: (a) With the aid of neat sketches, explain the working principle of LED (light-emitting diode). Discuss the key requirements and suggest one suitable material for making infrared LED. (b) Discuss and SOLVED: (a) With the aid of neat sketches, explain the working principle of LED (light-emitting diode). Discuss the key requirements and suggest one suitable material for making infrared LED. (b) Discuss and](https://cdn.numerade.com/ask_images/83baff5149e449418ff4b2446bacb53a.jpg)
SOLVED: (a) With the aid of neat sketches, explain the working principle of LED (light-emitting diode). Discuss the key requirements and suggest one suitable material for making infrared LED. (b) Discuss and
![A light-emitting diode (LED) is a semiconductor device that emits visible light when an electric current is passed th… | Led, Visible light, Semiconductor materials A light-emitting diode (LED) is a semiconductor device that emits visible light when an electric current is passed th… | Led, Visible light, Semiconductor materials](https://i.pinimg.com/originals/78/12/9b/78129bb3590b05ba5e7b2c5c3ff9f1d3.png)
A light-emitting diode (LED) is a semiconductor device that emits visible light when an electric current is passed th… | Led, Visible light, Semiconductor materials
![What is Light Emitting Diode (LED)? Working Principle, Circuit Diagram, Construction, Symbol, Applications & Characteristics - Electrical and Electronics Blog What is Light Emitting Diode (LED)? Working Principle, Circuit Diagram, Construction, Symbol, Applications & Characteristics - Electrical and Electronics Blog](https://i0.wp.com/howelectrical.com/wp-content/uploads/2023/05/Construction-of-Light-Emitting-Diode-LED.png?resize=786%2C431&ssl=1)
What is Light Emitting Diode (LED)? Working Principle, Circuit Diagram, Construction, Symbol, Applications & Characteristics - Electrical and Electronics Blog
![LED working principle, with details for the semiconductor P-N junction,... | Download Scientific Diagram LED working principle, with details for the semiconductor P-N junction,... | Download Scientific Diagram](https://www.researchgate.net/publication/366004092/figure/fig1/AS:11431281104685941@1670199283186/LED-working-principle-with-details-for-the-semiconductor-P-N-junction-depletion-region_Q320.jpg)