Flux Lines
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Coupled Magnetic PendulumSBU.mp4
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Flux Lines - Wire Tutorial
4 minutes
Ex 2) Magnetic field around Straight Conductor (A Wire) with current
Image created by John Wetzel, founding author of
WikiPremed.
Released under a Creative
Commons Attribution 3.0 License.
Magnetic field flux lines around the conductor w/ current are circular.
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Field into page | |
| Field out of page |
To find the direction of the flux lines:
a) Use north pole of a compass
b) "First Left Hand Rule"
Why Left
and not right??
1) Palms away, left hand thumb direction of electron flow (current)
2) fingers curl in direction of magnetic field
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Do the magnetic lines of flux go
IN or OUT at the top?
Visualizing Magnetic Fields at Home
A bar magnet is moving beneath the paper
that are covered with iron filings
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