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Author Question: Find the magnetic energy stored in the air gap between two very large magnetic pole pieces, one ... (Read 155 times)

Cooldude101

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on: Jul 28, 2018
Find the magnetic energy stored in the air gap between two very large magnetic pole pieces, one North, one South, each with an area of 100 cm2 . Assume the 0.05 T magnetic field is uniform within the 2-cm gap.

Question 2

The magnetic field in a superconducting solenoid is 3.0 T. How much energy per unit volume is stored in the solenoid, in J/m3? m0 = 4p  10-7 T  A/m


apple

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Reply #1 on: Jul 28, 2018
Answer to Question 1

0.2 J

Answer to Question 2

3.6  106 J/m3


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