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Shared flux indicator
| Глоссарий по магнитным испытаниям |
Device held in intimate contact with test object during active magnetization to show the direction of magnetic induction. examples include the berthold penetrameter, magnetic flux indicator strip and pie gage.
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Magnetization, английский
Induced dipole moment per unit volume of a solid. (2) act of inducing a magnetic field in a ferromagnetic object.
Penetrameter, английский
See image quality indicator.
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Visible particle, английский
Common term describing finely divided powder for use in nonfluorescent magnetic particle tests. the particles may be their natural color or may be coated to enhance contrast. testing using visible particles is performed under a controlled level of ambient lighting and typically does not need any ultraviolet light.
Rod cells, английский
Low light photoreceptors concentrated toward the outer region of the retina. rods assist with mesopic vision and are responsible for scotopic night vision. compare cone cells. root mean square (rms): statistical measure of the magnitude of a varying quantity, such as current. square root of the mean square of a set of measures, usually a time series. ? ? = 1 r g l a = = 1 ? magnetic testing glossary 387 s
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