## Magnetism and Electromagnetism

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Magnetism and Electromagnetism

What is the magneto-motive force in a 75-turn coil of wire when there are 4 A of current through it?

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Magnetism and Electromagnetism

What is the magnetomotive force (mmf) of a wire with 8 turns carrying three amperes of current?

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Magnetism and Electromagnetism

A basic one-loop dc generator is rotated at 90 rev/s. How many times each second does the dc output voltage peak (reach maximum)?

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Magnetism and Electromagnetism

In a simple magnetic field the strength of magnet flux

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Magnetism and Electromagnetism

The two conductors of a transmission line carry equal current I in opposite directions. The force on each conductor is

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