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68. The magnetic energy stored in the toroid is given by
UL
i
B
=
1
2
2
, where
L
is its
inductance and
i
is the current. By Eq. 3054, the energy is also given by
U
B
= u
B
V
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics, Current, Inductance, Energy

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