CH 22-3

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CH 22-3
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Another way of doing the Right-hand Rule for
Magnetic Force
Point your thumb in the direction of the velocity
of the charged particle, point your fingers in
the direction of the magnetic field, then our
palm faces the direction of the force on the
particle.
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Poll
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Poll
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Poll
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Poll
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Magnetic Torque on a Dipole
What will a magnetic dipole due when it is in a
uniform magnetic field and released from rest?
N
If the dipole is on a frictionless pivot,
describe its motion.
S
B-field
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Magnetic Torque on a Coil
Which way will the loop rotate if the current
flows into the page at the top of the loop?
B-field
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Magnetic Force on a Wire
What is the direction of the force of the
magnetic field on the wire?
B
I
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Explaining the Magnetic Torque on a Coil
Sketch the forces on the top and bottom of the
loop if the current at the top is into the page.
B-field
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Electric Motor
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MRI (Magnetic Resonance Imaging)