2054lecture9

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Unformatted text preview: Ampere’s Law Ampere’s Topics of Discussion Topics Ampere’s Law Applications Ampere’s Law Ampere’s For any configuration of current such that For the magnetic field is static the ∑ B|| ∆ l = µ 0 I where B|| is the component of the magnetic where field parallel to Δl and I is the net current passing through the surface bounded by the path. the The Magnetic Field of a Long, Straight Wire Straight Let r be the distance from a long, straight Let wire with current I. Then the magnitude of Then the magnetic field B of a long, straight wire is is µ 0I B= 2π r The Magnetic Field of a Loop of Wire Wire Let N be the number of loops of radius R...
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