What do you know about free energy ?

The term “free energy” has been used in various contexts, and it’s crucial to clarify that in scientific and engineering terms, “free energy” is not synonymous with perpetual motion or…

What are diodes and rectifiers ?

Diodes: 1. Introduction to Diodes: Definition: A diode is a semiconductor device with two terminals that allows current to flow in one direction while blocking it in the opposite direction….