Electrical

What is an instrument transformer?

What is an energy meter?

What is a Pelton wheel turbine and how can it be used to generate electrical power?

What is a variable speed drive and why are they used in the industrial process?

How to test a three-phase distribution box by using a megger?

What is a partial discharge?

What is a stepper motor?

What is a servo motor?

What is an electrical line or phase tester and how does it work? What are the parts of an electrical line tester?