Both electric and magnetic fields are the consequence of the attraction and repulsion of electric charges. However, a magnetic effect is caused by moving electric charges while an electric field is caused by stationary charges .17 Haz 2020
Read moreWhat is relation between E and B?
There is a relationship between the E– and B-field strengths in an electromagnetic wave. This can be understood by again considering the antenna just described. The stronger the E-field created by a separation of charge, the greater the current and, hence, the greater the B-field created .
Read moreDoes the electromagnetic field exist everywhere?
Electromagnetic fields are present everywhere in our environment – the earth, sun and ionosphere are all natural sources of EMF. Electromagnetic fields exist everywhere in the environment including our home, school and work place. Electromagnetic fields are generated either by natural or human-made sources.
Read moreWhat things have electromagnetic fields?
They are generated by natural phenomena like the Earth’s magnetic field but also by human activities, mainly through the use of electricity. Mobile phones, power lines and computer screens are examples of equipment that generates electromagnetic fields.
Read moreWhere are electromagnetic fields strongest?
The magnetic field of a bar magnet is strongest at either pole of the magnet . It is equally strong at the north pole when compared with the south pole. The force is weaker in the middle of the magnet and halfway between the pole and the center.
Read moreDo humans have electromagnetic fields?
Electromagnetic fields can be both natural and made by humans . Natural electromagnetic fields are present in the Earth. While they may be invisible, electrical fields are based on the build-up of electric charges in the environment. These electric fields are commonly associated with thunderstorms.
Read moreWhat is difference between electric field and magnetic field?
A magnetic field is a field explaining the magnetic influence on an object in space. A electric field is a field defined by the magnitude of the electric force at any given point in space.
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