Praj Industries Electrical Site Engineer Interview Questions and Answers

Transformers are devices that transfer electrical energy between two or more circuits through electromagnetic induction.

• Transformers are used to step up or step down voltage levels in electrical systems.

• Common types of transformers include power transformers, distribution transformers, and instrument transformers.

• Power transformers are used in power generation and transmission systems.

• Distribution transformers are used...read more

Motors testing involves checking the performance and efficiency of various types of motors used in electrical systems.

• Motors testing includes checking for insulation resistance, winding resistance, and current and voltage levels.

• Types of motors include AC motors (induction, synchronous), DC motors (brushed, brushless), and special types like stepper motors.

• Testing methods may vary depending on the type of motor and its...read more