Re: does hitting a magnet weaken its magnetic strength. Date: Tue Feb 4 22:48:
38 2003. Posted By: Dr. Fred Jeffers, Staff, Magnetic Recording Research, ...
Hitting them will give you a bunch of magnetic shards. Freezing ... But yes,
heating those kinds of magnets up will reduce their magnetism.
The material will also determine how its flux is affected by temperature, and how
easily ... magnetic field strength in Oersted, or the point at which the magnet
becomes ..... Turn the pin so that it is now lined up in an East-West direction and
hit it ...
1) Via heat: ferromagnet materials will lose their magnetism if heated above ... 2)
Via a demagnetizing magnetic field: permanent magnets exhibit a ... is
transmitted through the material via a shock, such as being dropped or hit with a
When an iron magnet is magnetized, an external magnetic... ... lab where I try to
find out how much does hitting a magnet affect its magnetic field strength. ... these
walls can be weakened and moved by high temperatures or repeated impacts.
Jan 30, 2014 ... Learn how to demagnetize a magnet and how physics can explain this ... groups
with their north and south ends lined up with Earth's magnetic pole. ... Use the
staples to confirm that all your nails are about the same strength.
Heating a magnet past its Curie point will destroy the long range ordering. ...
reduce the strength of the (electro-)magnetic field, the magnetism of the magnet
can ... becomes a strong magnet in the present of the current but weaken
Dec 8, 2015 ... It's interesting to note that the strength of Earth's magnetic field is very .... You can
also destroy or weaken ferromagnetism if you hit a magnet ...
How do Magnetic Reversals affect Animal Migrations? ... Space Radiation and
our weakening magnetic field ... "If the earth is a giant magnet, why doesn't all
iron stick to it?" ... Here B at some point is the force on a magnetic pole of unit
strength, IF it were placed at the point, and E is the force on an electric charge...
Can we tell if a symmetric magnetic field rotates around its axis? ... measured hit
the earth about a week ago) and the earth's magnetic field weakens, what ..... bar
magnet, with "N" and "S" poles which, as in any magnet, have an equal strength.