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A . 39. A square loop of wire lies in the plane of the page and carries a current I as shown. There is a
uniform magnetic ﬁeld B parallel to the side MK as indicated. The loop will tend to rotate:
Ch 32. Faraday ’3 Law of
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In 1831, Michael Faraday in England and Joseph Henry (1797—1878)
in the United States independently discovered how to produce
electricity from magnetism.
Ch 31. Ampere ’s Law
Calculating the magnetic ﬁeld for a given
Laws? We don't need
.1820 — Hans Oersted observed that a compass needle is no “inking laws; g
deﬂected by an electric current.
1820 — Jean Baptiste Biot and Felix “the cat” Savart
Ch 30. The Magnetic Field
Where do magnetic ﬁelds come from?
Moving charges only, “create” a magnetic ﬁeld.
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Experiments have shown that
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Ch32: Faradays Law Problem Set
Name: . I I Date:
Induced EMF and Induced Current
ii. A conducting loop of wire is placed in a magnetic ﬁeld that is normal to the plane of the loop.
Which one of the following actions
Periodic motion: objects that repeat a pattern of motion
Cycle: one complete oscillation of a vibrating object
Frequency: number of cycles per second
Amplitude: maximum distance from the equilibrium
12.2 Simple Harmonic Motion
SHM: type of