What are the major sources of electromagnetic fields?

Our electricity power supply and all appliances using electricity are the main sources of ELF fields; computer screens, anti-theft devices and security systems are the main sources of IF fields; and radio, television, radar and cellular telephone antennas, and microwave ovens are the main sources of RF fields.

The magnetic field is an exerted area around the magnetic force. … Difference Between Electric Field And Magnetic Field. Difference Between Electric Field vs Magnetic FieldElectric FieldMagnetic FieldIt creates an electric charge in surroundingCreates an electric charge around moving magnetsMeasured as newton per coulomb, volt per meterMeasured as gauss or teslaDifference Between Electric Field And Magnetic Field – Byjus byjus.com › physics › difference-between-electric-field-and-magnetic-field

The electricity that comes out of every power socket has associated low frequency electromagnetic fields. And various kinds of higher frequency radiowaves are used to transmit information – whether via TV antennas, radio stations or mobile phone base stations.