Swastik Engineering Interview Questions and Answers

A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Transformers are commonly used to step up or step down voltage in electrical power distribution.

• They consist of two coils of wire, known as the primary and secondary coils, wrapped around a core made of iron or other magnetic materials.

• The primary coil receives electrical energy, which c...read more

Insulators are materials that do not conduct electricity and are used to prevent the flow of electrical current.

• Types of insulators include glass, porcelain, rubber, plastic, and ceramic.

• Insulators are commonly used in electrical wiring, power lines, and electronic devices to prevent electrical shocks and short circuits.

• Insulators can also be used in construction to prevent heat transfer, such as in windows and walls.

• S...read more