The magnetism which remains in a piece of magnetisable material after the magnetising force has been removed is called the:

Related MCQs

• The magnetism which remains in a piece of magnetisable material after the magnetising force has been removed is called the:
• A magnetic particle testing technique in which the test piece is magnetised and magnetic particles applied after the magnetising force has been removed is called the:
• The reverse magnetising force necessary to remove a residual magnetic field from a test piece after it has been magnetically saturated is called:
• The point at which the magnetism in a material cannot be increased even though the magnetising force continues to increase is known as the:
• The ability of a material to remain magnetic after the magnetising force is removed is called:
• When using a straight beam technique to examine a thick test piece what change(s) would you expect to see in back wall echo size as you approach the side of the test piece? (Transducer remains completely on test piece)
• A soft aluminium test piece is to be penetrant tested. The piece has previously been sand blasted to remove tightly adhering soils. What additional surface preparation should be performed?
• According to AST M E709-95 and API, after removing magnetization of parts after examination, the residual magnetism shall not exceed (1 gauss = 0.0001 tesla):
• In longitudinal magnetisation the proper term for calculating magnetising force is:
• The time period during which penetrant remains on the surface of the test piece is called: