- Point A: (a,0,0)- Point B: (a,2L,0) The length of the conductor AB is 2L and it is oriented along the y-axis. Step 3: Calculate the Magnetic Field at Point ASince the magnetic field varies with the x-coordinate, we need to evaluate it at point A where X=a:B(a)=B0(...
Spontaneous magnetic field generation plays important role in laser-plasma interactions. Strong quasi-static magnetic fields affect the thermal conductivity and the plasma dynamics, particularly in the case of ultra intense laser where the magnetic part
In the given figure what is the magnetic field induction at point O? Aμ0I4πr Bμ0I4r+μ0I2πr Cμ0I4r+μ0I4πr Dμ0I4r−μ0I4πrSubmit Find the magnetic field at point O shown in the figure View Solution Two insulating infinite long conductors carrying currents I1(...
Figure 6.1 shows the radial component of the magnetic field at the surface of the planets with actively generated dynamos. Jupiter's moon Ganymede also has a dynamo-generated field, but the data can only constrain the dipole moment. Hence a map of its surface magnetic field is not included ...
The z axis is perpendicular to the film plane. (b) An example of the time evolutions of \(m_{x}\) (red), \(m_{y}\) (blue), and \(m_{z}\) (black). (c) Trajectory of the relaxation dynamics on a sphere. In (b,c), the first order magnetic anisotropy field \(H_{\...
If a material is placed in a magnetic field (H), the magnetic inductance (B), which is a measure of the density of magnetic lines of force within the material, is given by (7.3)B=H+4πM where M is the magnetization of the material per unit volume. The magnetic permeability (µ)...
Magnetic field, a vector field in the neighborhood of a magnet, electric current, or changing electric field, in which magnetic forces are observable. Magnetic fields such as that of Earth cause magnetic compass needles and other permanent magnets to lin
Keywords: magnetic field; protostar; disk; outflow 1. Introduction The general picture of star formation involves the gravitational collapse of a dense subregion (a core) of a molecular cloud that is threaded by an ambient magnetic field. The near flux freezing at low densities leads to an ho...
A principal finding is that when a turbulent magnetofluid is in quasi-equilibrium, the magnetic energy in the internal dipole component is equal to the magnetic helicity multiplied by the dipole wavenumber. In the case of the Earth, measurement of the exterior magnetic field gives us, through ...
Compelling evidence exists that magnetic fields modulate living systems. To date, however, rigorous studies have focused on identifying the molecular-level biosensor (e.g., radical ion pairs or membranes) or on the behavior of whole animals leaving a gap