Gps Service Engineer Interview Questions and Answers

Relay is an electrically operated switch. Transformer is a device that transfers electrical energy between two or more circuits. Car ignition requires a 12-volt battery. AC current and DC current differ in terms of direction and magnitude.

• Relay is an electrically operated switch that uses an electromagnet to control the flow of current.

• Transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Car ignition typically...read more

A multimeter is an electronic device used to measure voltage, current, and resistance.

• Multimeters come in both analog and digital forms.

• They typically have a display screen to show readings.

• They can also measure continuity and diode voltage.

• Some multimeters have additional features like temperature measurement.

• They are commonly used in electrical and electronics work.