Download - Sumber Medan Magnet
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Sumber Medan Magnet &
Hukum Farady•Hukum Biot Savart
•Hukum Ampere
•Medan Magnet Solenoid
•Fluks Magnet
1
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Sumber Medan Magnet
Magnet permanen (Fe3O4 Alni!o"
#lektromagnet (interaksi ka$at berarus"
%
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lasi'kasi Baan Magnet
)aramagnetik * mempunyai momen magnetpermanen
Ferro magnetik * mempunyai momen magnet
permanen
M * vektor magnet + * permeabilitasmagnet
H * uat medan magnet x : susebtibilitas magnet
,iamagnetik * non magnetik 3
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lasi'kasi Baan Magnet
4
Momen magnetik yang a!ak pada baan yangBelum termagnetisasi-
Momen magnetik yang seragam pada baan yatermagnetisasi-
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Baan Medan Magnet
.
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Hukum Biot Savart
/
•
Si0at medan magnet yang diasilkan ole ka$atberarus listrik-
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Hukum Biot Savart
•
Si0at medan magnet yang diasilkan ole ka$atberarus listrik-
2 permeabilitas ruang ampa
B 2 kuat medan magnet ( " 2 arus listrik (A"r 2 5arak dari ka$at ke titik (m"S 2 pan5ang ka$at (m"
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Ara Medan Magnet )ada a$at Berarus
6
Aturan tangan kananmenentukan ara medanmagnet yang diasilkan ole
alairan arus pada pengantar-
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7aya Magnet antara ,ua a$at Berarus
8
7aya magnet pada ka$at 1akan dipengarui ole medanmagnet ka$at % demikian 5ugasebaliknya-
Medan magnet per unit pan5ang*
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Hukum Ampere (1"
19
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Hukum Ampere (%"
11
ntegral garis B- ds di sekitar rangkaian tertutupsama dengan + dengan adala total arus yangmengelilingi rangkain permukaan tertutup-
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Medan Magnet )ada Solenoid
1%
7aris medan magnet di sekitarsolenoid-
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FluksMagnet
Fluks magnet pada (a" sama dengan nolsedangkanMaksimum-
Fluks magnet yang diasilkan ole suatu medan magnet B padaluasan area A dinyatakan *
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Hukum 7auss
• Fluks magnet pada permukaanmedan magnet tertutup samadengan nol-
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