The most common source of DC current for magnetic particle testing is:

Related MCQs

• 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 important difference between AC and DC current for magnetic particle testing purposes is:
• How is the magnetic field strength at the surface of a magnetic conductor having permeability, µ, related to the magnetic field strength, F, at the surface of a nonmagnetic conductor carrying the same current?
• Most fluorescent dyes used for magnetic particle testing fluoresce what colour?
• The type of discontinuity which magnetic particle testing most effectively locates is:
• Magnetic particle testing is most likely to find subsurface discontinuities in:
• Which of the following does not represent a limitation of magnetic particle testing?
• Which of the following describes the shape of particles used for dry magnetic particle testing?
• Which of the following is NOT a liquid vehicle in which particles are suspended in magnetic particle testing:
• The sensitivity of magnetic particle testing is greatest when the discontinuity is: