# Tutorials

##### Why AC supply is represented by Sine Wave?
Why AC supply is represented by Sine Wave? 1024 576 Gaurav J

Have you thought why AC supply is represented by a SINE wave? Is there any reason behind it or it just a representation?

##### What is a Load Break Switch (LBS)?
What is a Load Break Switch (LBS)? 1024 576 Gaurav J

In this tutorial, you’ll be able to learn about load break switch, where it is used and how to turn it ON and OFF. You’ll also understand the purpose and advantages of Load Break Switch.

##### What is Inside the 11kV HRC Fuse
What is Inside the 11kV HRC Fuse 1024 576 Gaurav J

In this tutorials you’ll be able to see what is inside the 11kV HRC fuse. I broke a blown fuse and found very interesting things inside the fuse.

##### Calculate current of any Induction Motor in just 2 steps!
Calculate current of any Induction Motor in just 2 steps! 1024 576 Gaurav J

In this tutorial, I’ll explain the 2 simple steps to calculate current of any induction motor. Induction motor can be single phase or three phase.

##### How to calculate Primary current of any transformer in just 2 steps!
How to calculate Primary current of any transformer in just 2 steps! 1024 576 Gaurav J

In this tutorial, I’ll explain 2 simple steps from which you can calculate primary current of any transformer. Transformer can be 1 phase or 3 phase.