Wani Biot Savart Law?

Ingantaccen Biot-Savart yana amfani da shi don neman hanyar cin karamin mafi girma dH a cikin tashar mutum da ke koyar. Hukuma ce tana bayyana halayyar cin karamin mafi girma da ya faruwa daga masu koyar. An samun wannan hukuma a shekarar 1820 ta Jean-Baptiste Biot da Félix Savart. Don tashar mustari, yadda cin karamin mafi girman ke gudanar tana daidai da hukumar yakin kafin. Ana kiran ingantaccen Biot-Savart da Laplace’s law ko Ampère’s law.

Faifaka tashar da ke koyar I da kuma faifaka tsawon tashar dl a matsayin lokaci x daga wurin A.

Ingantaccen Biot-Savart tana cewa hanyar cin karamin mafi girma dH a wurin A daga masu koyar I wanda ke koyar a kan tsawo mai tsawon koyar dl ke gudanar waɗannan mu'amala:

• Mushahar da koyar I.

• Mushahar da tsawon tsawon koyar ∣dl∣.

• Mushahar da sine na zaba θ a kan tsayowan koyar (da ake sanya da dl da kuma sabbin koyar zuwa wurin A.

• Mushakar da karuwar kasa na lokacin r daga tsawon koyar zuwa wurin A.

kuma k tana da ma'ana mai zurfi da yake da alaka da halayyar cin karamin mafi girman abincin.

• µ₀ = absolute permeability of air or vacuum and its value is 4 x 10^-7 Wb/A-m

• µ_r= relative permeability of the medium.