Type and intensities of field of a moving charge

[waqarrashid33]

When a charge is in motion then what kind of field/fields sorround it on which factor it,s strength depend?

 

[jtbell]

See equations 1538 and 1539 on the following page:

http://farside.ph.utexas.edu/teaching/em/lectures/node125.html

 

[astrokreng]

When a charge is in motion, it creates both an electric field and a magnetic field. These fields are perpendicular to each other and to the direction of the charge's motion. The strength of these fields depends on several factors, including the speed and direction of the charge, the distance from the charge, and the medium through which the charge is moving.

The strength of the electric field is directly proportional to the charge of the moving charge and inversely proportional to the square of the distance from the charge. It also depends on the permittivity of the medium through which the charge is moving. The permittivity is a measure of how easily the medium can be polarized by an electric field.

The strength of the magnetic field is directly proportional to the speed of the moving charge and the strength of the electric field. It also depends on the permeability of the medium through which the charge is moving. The permeability is a measure of how easily the medium can be magnetized by a magnetic field.

In addition to these factors, the strength of the fields also depends on the orientation of the moving charge with respect to the observer. This is because the fields are strongest in the direction perpendicular to the motion of the charge.

In summary, the type and intensities of the fields surrounding a moving charge depend on the charge's speed, direction, distance, and the properties of the medium it is moving through. These fields play a crucial role in many phenomena, such as electromagnetic radiation, and are essential for understanding the behavior and interactions of charged particles.