Dubai Petroleum Electrical Engineer Interview Questions and Answers

A motor is a device that converts electrical energy into mechanical energy, while a transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Motor converts electrical energy into mechanical energy

• Transformer transfers electrical energy between circuits through electromagnetic induction

• Motors are used in appliances like fans, washing machines, and cars

• Transf...read more

Power factor is a measure of how effectively electrical power is being used in a circuit.

• Power factor is the ratio of real power to apparent power in a circuit.

• It is a number between 0 and 1, with 1 representing perfect efficiency.

• A low power factor indicates inefficient use of electrical power.

• Power factor can be improved by using power factor correction devices.

• For example, inductive loads like motors have a lower po