Math puzzles by G K Agrawal

 Math puzzles

Application of autotransformer

 Applications of the autotransformer

Application of the autotransformer

Auto transformer advanatges and disadvantages

 Advantages and disadvantages of autotransformer

Advantages of the autotransformer

Why neutral of transforme is connected to earth

 Why neutral of the transformer is connected to the earth

Transformer neutral earthing

Why use neutral in induction motor

 Why use neutral in induction motor

Read here about Why use neutral in induction motor

Zener didoes in series-parallel concept

 Zener didoes in series-parallel concept

In the above post, various operations of Zener didoes in series and parallel are explained.

Applications of the Zener diode

 Applications of the Zener diode - read here

Application of Zener diode