Difference between LED and Diode

The main difference between an LED and a diode is that an LED emits light when forward biased, while a regular diode conducts electricity in

Difference between LED and Photodiode

The main difference between an LED (Light Emitting Diode) and a Photodiode is that an LED emits light when forward biased, whereas a Photodiode detects

Difference Between NPN and PNP Transistor

Discover the key differences between NPN and PNP transistors, including their structure, working principle, current flow, and applications. Learn why NPN transistors are preferred in