Encyclopedia Magnetica

Encyclopedia of magnetics and electromagnetics.

User Tools

Site Tools


magnetic_permeability

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
magnetic_permeability [2019/06/03 18:29]
127.0.0.1 external edit
magnetic_permeability [2020/03/07 16:27] (current)
Dr Stan Zurek [Magnetic permeability]
Line 14: Line 14:
 [[Permeability of free space]] (or vacuum) is a universal physical constant defined in the [[international system of units]] (SI) denoted as $μ_0$ and its value defined exactly[(Jiles)][(BIPM_mu0>​[[http://​www.bipm.org/​en/​publications/​si-brochure/​ampere.html|Unit of electric current (ampere), SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014]], {accessed 2016-06-27})] as $μ_0 = 4 × π × 10^{-7}$ [[henry]] per [[metre]] which is approximately $μ_0 \approx 1.2566 × 10^{-6}$ H/m. [[Permeability of free space]] (or vacuum) is a universal physical constant defined in the [[international system of units]] (SI) denoted as $μ_0$ and its value defined exactly[(Jiles)][(BIPM_mu0>​[[http://​www.bipm.org/​en/​publications/​si-brochure/​ampere.html|Unit of electric current (ampere), SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014]], {accessed 2016-06-27})] as $μ_0 = 4 × π × 10^{-7}$ [[henry]] per [[metre]] which is approximately $μ_0 \approx 1.2566 × 10^{-6}$ H/m.
  
-The term "name" was proposed in 1885 by Olivier Heaviside.+The term "permeability" was proposed in 1885 by Olivier Heaviside.
  
 ===== Practical significance of permeability ===== ===== Practical significance of permeability =====
magnetic_permeability.txt · Last modified: 2020/03/07 16:27 by Dr Stan Zurek

Privacy and cookie policy (GDPR).