Saudi Binladin Group Electrician Interview Questions and Answers for Freshers

A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.

• Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

• They work on the principle of electromagnetic induction, where a changing magnetic field induces a voltage in a coil of wire.

• Transformers consist of two coils of wire, called the primary ...read more

Power is generated at power plants and then transmitted through high voltage transmission lines to substations. From there, it is distributed to homes and businesses through low voltage distribution lines.

• Power is generated at power plants using various sources such as coal, natural gas, nuclear energy, hydroelectricity, wind, and solar power

• The generated power is then transmitted through high voltage transmission line...read more

A substation is a facility that transforms high voltage electricity from power plants to lower voltage for distribution to homes and businesses.

• It receives high voltage electricity from power plants

• Transforms it to lower voltage for distribution

• May have transformers, circuit breakers, and other equipment

• May be indoor or outdoor

• Examples include distribution substations, transmission substations, and collector substation

I currently rent a house for $X per month.

• I rent a house instead of owning one.

• My monthly rent is $X.

• I prefer renting for now due to personal reasons.