Podcast
Questions and Answers
Magnets always have two ______.
Magnets always have two ______.
poles
Like poles ______ each other.
Like poles ______ each other.
repel
Ferromagnetic materials like iron, cobalt, and nickel are strongly ______ by magnets.
Ferromagnetic materials like iron, cobalt, and nickel are strongly ______ by magnets.
attracted
A magnetic field can be visualized with ______ lines.
A magnetic field can be visualized with ______ lines.
Magnetic ______ are regions within certain materials where magnetic moments are aligned.
Magnetic ______ are regions within certain materials where magnetic moments are aligned.
Field lines run from north to ______.
Field lines run from north to ______.
A changing magnetic field induces an electromotive force (EMF) in a conducting ______.
A changing magnetic field induces an electromotive force (EMF) in a conducting ______.
The right-hand rule helps determine the direction of the magnetic field created by an ______.
The right-hand rule helps determine the direction of the magnetic field created by an ______.
Homogeneous fields are indicated by parallel field lines with ______ spacing.
Homogeneous fields are indicated by parallel field lines with ______ spacing.
The magnitude of the change in the magnetic field strength affects the induced ______.
The magnitude of the change in the magnetic field strength affects the induced ______.
Flashcards
What are the two poles of a magnet?
What are the two poles of a magnet?
A magnet always has a north pole and a south pole.
What happens when you bring two north poles of magnets together?
What happens when you bring two north poles of magnets together?
They repel each other.
What is a magnetic field?
What is a magnetic field?
It's the invisible region around a magnet where its force can be felt.
What are ferromagnetic materials?
What are ferromagnetic materials?
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What are magnetic domains?
What are magnetic domains?
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What are magnetic field lines?
What are magnetic field lines?
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What is a homogeneous magnetic field?
What is a homogeneous magnetic field?
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How does an electric current create a magnetic field?
How does an electric current create a magnetic field?
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What is the right-hand rule?
What is the right-hand rule?
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What is Induced EMF?
What is Induced EMF?
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