A solenoid has a cross-sectional area equal to and a
Chapter , Problem 56(choose chapter or problem)
A solenoid has a cross-sectional area equal to and a length equal to The solenoid carries a current of (a) Calculate the magnetic energy stored in the solenoid using where (b) Divide your answer in Part (a) by the volume of the region inside the solenoid to find the magnetic energy per unit volume in the solenoid. (c) Check your Part (b) result by computing the magnetic energy density from where
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