How to write the equation of a field line of an electrostatic field?
2017年4月26日 · The lines are paths through a vector field that are resultant electric force from the particles (number does not matter) in the system. You then connect between the charges …
Magnetic Field Gradient of a Ring Magnet - Physics Stack Exchange
2019年3月4日 · First of all the arrangement of field lines in figure 3 is only possible around a current carrying wire or a moving charge. Now if I understood your question well, I think you …
electromagnetism - Why does the density of electric field lines …
A complete description of the geometry of all the field lines of a vector field is sufficient to completely specify the direction of the vector field everywhere. In order to also depict the …
Field lines and flux - Physics Stack Exchange
2019年2月4日 · The field increases when field lines narrow only for conservative flux fields, with $\overrightarrow{\nabla }\overrightarrow{V}=0$. In this case, the flux through a section of the …
Magnetic field lines - Physics Stack Exchange
Both electric and magnetic field lines are introduced as an aid for visualizing these fields. These lines are imaginary straight or curved paths along which a free (isolated) pole would travel …
Electric field lines can be taken as continuous curves in a charge …
2017年3月11日 · By convention, electric field lines are said to start from a positive charge and end at a negative charge. As you can see in the above figure, the field lines come to an abrupt stop …
What is the direction of magnetic field lines?
2021年3月16日 · The direction of the magnetic field lines is the direction of the B-field. By convention they go from North to South. Sometimes it seems confusing. Let's put a wire under …
Trajectory of electric field lines - Physics Stack Exchange
2021年9月22日 · As mentioned in $\boldsymbol\S$ 1 we could find a parametric representation of the electric field line shown in Figure-01, as follows : The point $\,\texttt P\,$ is the intersection …
Are Field Lines an accurate depiction of reality?
Field lines generally depict the direction of the field vector at that point. So if you have a set of field lines, and if you draw a tangent to any one of those lines at some point, the tangent will …
How do magnetic field lines cancel outside of a solenoid?
2015年6月9日 · NOTE: In my opinion, the argument that the magnetic field outside the solenoid is weak because the magnetic field lines spread out to a very large space(out to infinity) is …