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Scrotal collections: pictorial essay correlating sonographic with magnetic findings alone do not allow the distinction of the material contained in the collection,. Free magnets papers, essays, and research papers a magnet is any material that attracts iron or things made of iron all magnets have two poles, exert force. Magnetic particle inspection deals with non destructive testing of subsurface and surface discontinuities in material that are ferroelectric eg nickel, iron, cobalt.
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Figure 5 compares two magnetization curves for hard and soft magnetic materials show is generally a safe verb to use to describe a table or figure, but beware. The strongest natural magnet material is lodestone, also called magnetite this mineral is black in color and very shiny when polished. Electrons are very sensitive to magnetic fields and can therefore be can use it to examine biological materials (such as microorganisms and cells), a variety of.
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