P31_038 - is B = µ n ∆ i = µ ( N/W )( i/N ) = µ i/W....

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38. (a) We imagine dividing the one-turn solenoid into N small circular loops placed along the width W of the copper strip. Each loop carries a current ∆ i = i/N . Then the magnetic Feld inside the solenoid
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Unformatted text preview: is B = µ n ∆ i = µ ( N/W )( i/N ) = µ i/W. (b) Eq. 31-35 leads to L = Φ B i = πR 2 B i = πR 2 ( µ i/W ) i = πµ R 2 W ....
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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