`p-n` junction diode acts as

What is rectification? What is a rectifier? How does a p-n junction diode act as a rectifier?

P-N junction diodes

What is a p-n junction diode? Define the term 'dynamic resistance' for the junction diode. With the help of a circuit diagram explain the working of a p-n junction diode as a full wave rectifier.

p-n junction diode works as an insulator , if connected

What is the difference between an ordinary p-n junction diode and a Zener diode?