problem26_50

problem26_50 - 6 13 10 6 13 6 Cable b 2 eff eff πb L A L...

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26.50: a) First realize that the Cu and Ni cables are in parallel. Cu Ni Cable 1 1 1 R R R + = ) ( / / 2 2 Cu Cu Cu 2 Ni Ni Ni a b π L ρ A L ρ R πa L ρ A L ρ R - = = = = So: L ρ a b π L ρ πa R Cu 2 2 Ni 2 cable ) ( 1 - + = × - + × = - + = - - m 10 72 . 1 2 ) m 050 . 0 ( ) m 100 . 0 ( m 10 8 . 7 ) m 050 . 0 ( m 20 8 2 8 2 Cu 2 2 Ni 2 π ρ a b ρ a L π = × = - μ R
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Unformatted text preview: 6 . 13 10 6 . 13 6 Cable b) 2 eff eff πb L A L ρ R ρ = = m 10 14 . 2 m 20 ) 10 6 . 13 ( ) m 10 . ( 8 6 2 2 eff Ω × = Ω × = =--π L R πb ρ...
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This homework help was uploaded on 04/19/2008 for the course PHYS 4 taught by Professor Stuart during the Spring '08 term at UCSB.

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