A solid cylinder has uniform magnetization M throughout the volume in the x direction as shown. Where do bound currents show up?
A solid cylinder has uniform magnetization M throughout the volume in the x direction as shown. Where do bound currents show up?
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Q-4
Transcribed Image Text:A solid cylinder has uniform magnetization M
throughout the volume in the x direction as
shown. Where do bound currents show up?
A) Top/bottom surface only
B) Side (rounded) surface only
C) Everywhere
D) Top/bottom, and parts of
(but not all of) side surface
(but not in the volume)
E) Something different/other
combination!
A sphere has uniform magnetization M in the
z direction.
Which formula is correct for this
surface current?
A) M sin0 0
B) M sin0 @
C) М сos@ 0
D) M cos0 @
E) None of these!
M
Transcribed Image Text:experiment: a paramagnetic bar and a
diamagnetic bar are pushed inside of a
solenoid.
a) The paramagnet is pushed out, the diamagnet
is sucked in
b) The diamagnet is pushed out, the paramagnet
is sucked in
c) Both are sucked in, but with different force
d) Both are pushed out, but with different force
A small chunk of material (the "tan cube") is
placed above a solenoid. It magnetizes,
weakly, as shown by small arrows inside.
What kind of material must the cube be?
A) Dielectric
B) Conductor
C) Diamagnetic
D) Paramagnetic
E) Ferromagnetic
R
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