Problem: A large electromagnet has a 22T magnetic field between its poles. What is the magnetic energy density between the poles?A) 88 J/cm3B) 190 J/cm3C) 30,000 J/cm3D) 240 J/cm3 

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A large electromagnet has a 22T magnetic field between its poles. What is the magnetic energy density between the poles?

A) 88 J/cm3

B) 190 J/cm3

C) 30,000 J/cm3

D) 240 J/cm3 

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