A thin diamagnetic rod is placed vertically between the poles of an electromagnet. When the current in the electromagnet is switched on, the diamagnetic rod is pushed up, out of the horizontal magnetic field. Hence, the rod gains gravitational potential ene rgy. The work required to do this comes from:

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Physics · Magnetism and Matter

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Answer 1

the lattice structure of the material of the rod

Answer 2

the induced electric field due to the changing magnetic field

Answer 3

the magnetic field

Answer 4

the current source

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