Explain the working principle
- explain the working principle of edm with neat sketch
- explain the working principle of pn junction diode
- explain the working principle of edm
- explain the working principle of zener diode
- explain the working principle of led
- explain the working principle of single phase transformer
- explain the working principle of dc generator
- explain the working principle of computer
- explain the working principle of dc motor
- explain the working principle of transformer
