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Questions and Answers
What causes the induction of eddy currents within conductors?
What causes the induction of eddy currents within conductors?
- Electric current in the conductor
- Relative motion of a conductor in a magnetic field (correct)
- Static magnetic field
- Constant magnetic field
In what planes do eddy currents flow within conductors?
In what planes do eddy currents flow within conductors?
- At an angle to the magnetic field
- Parallel to the magnetic field
- In a helical pattern around the magnetic field
- Perpendicular to the magnetic field (correct)
What is the magnitude of the eddy current in a given loop proportional to?
What is the magnitude of the eddy current in a given loop proportional to?
- Rate of change of resistance
- Friction of the material
- Strength of the magnetic field and area of the loop (correct)
- Voltage of the material
According to Lenz's law, what kind of magnetic field does an eddy current create?
According to Lenz's law, what kind of magnetic field does an eddy current create?
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How are eddy current brakes employed?
How are eddy current brakes employed?
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