05_04_22 - [email protected] 151 10 Angular...

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Unformatted text preview: [email protected] 151 10) Angular momentum and magnetism 04/22/2005 7KH (LQVWHLQ GH +DDV HIIHFW VKRZV WKDW DQJXODU PRPHQWXP DQG PDJQHWLVP DUH UHODWHG :KHQ DQ LQLWLDOO\ XQPDJQHWL]HG LURQ URG LV VXGGHQO\ PDJQHWL]HG DORQJ LWV OHQJWK LW WHQGV WR WZLVW DERXW WKLV D[LV ,I WKH FRPSRQHQWV RI WKH DQJXODU PRPHQWXP DUH TXDQWL]HG WKH FRPSRQHQWV RI WKH PDJQHWLF PRPHQW RI DWRPV VKRXOG DOVR EH TXDQWL]HG 7KLV ZDV H[SHULPHQWDOO\ VKRZQ LQ WKH 6WHUQ *HUODFK ([SHULPHQW [email protected] 152 Force on a magnetic dipole 04/22/2005 m q d μ = ⋅ & & I A μ = ⋅ & & ( ) ( ) z m z z m z m z z z z z z F q B z d q B z q B d B μ ∂ ∂ ∂ ∂ = +- = ⋅ = ,I ] FRPSRQHQW RI WKH DQJXODU PRPHQWXP LV TXDQWL]HG WKHQ ] FRPSRQHQW RI WKH PDJQHWLF PRPHQW LV TXDQWL]HG ] FRPSRQHQW RI WKH IRUFH LQ DQ LQKRPRJHQHRXV PDJQHWLF ILOHG LV TXDQWL]HG 2QH FDQ GHVFULEH D PDJQHWLF PRPHQW E\ WZR RSSRVLWHO\ FKDUJHG PDJQHWLF PRQRSROHV D GLVWDQFH G DSDUW RQ ZKLFK WKH PRQRSROH IRUFH DFWV m F q B = & & m q ± [email protected]...
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This note was uploaded on 09/28/2008 for the course PHYS 316 taught by Professor Hoffstaetter during the Spring '05 term at Cornell.

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05_04_22 - [email protected] 151 10 Angular...

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