Magnetic Particle inspection is a means for detecting discontinuities at or near the surface in ____________ materials.

A bar magnet is a classic example of:

A method of magnetization in which an external field is likely to be present in the article is:

A material that possesses the ability to attract iron and other ferromagnetic materials is generally called a:

The interpretation of magnetic particle indications may be aided by:

An interruption in the normal physical structure or configuration of a part which produces an MT indication is called:

A material which retains its magnetism once it has been magnetized is called a _______________ magnet.

A prime consideration when selecting a powder to be used as a magnetic particle medium is to select a powder that:

Materials which are strongly attracted to a magnet are called:

When testing for fine shallow surface cracks, the preferred MT method should be:

Which of the following is an advantage of the dry method over the wet method?

Why are large soft contact areas such as lead or copper braid used for surfaces or headstock?

A desirable property of magnetic particles used for the inspection medium for either the dry or wet method is that they:

Discontinuities in plate, sheet, or strip caused by pipe, inclusions, or blowholes in the original ingot which, after rolling, are usually flat and parallel to the outside surface are called:

The accumulation of particles at a site on the part surface, collected at and held to the site by the magnetic leakage field is called:

Half-wave rectified AC (HWDC) is used for detection of:

The term used to refer to the total opposition to flow of current represented by the combined effect of resistance, inductance and capacitance of a circuit is:

All of the following discontinuities are commonly found in rolled products except:

Which of the following is a defect commonly associated with the welding process?

Of the following discontinuity categories, which one is considered most detrimental to the service life of an item?

The most effective MT method for inspection of a large casting is the use of:

The ability of matter to attract other matter to itself is a phenomenon associated with:

Which of the following methods is the more sensitive?

Materials which are repelled magnetically are called:

The end of a magnet at which the lines of flux are thought of as entering the bar is:

The general term used to refer to a break in the metallic continuity of the part being tested is:

The lines of force that form a path around a crack in a ring magnet are called:

Lines of flux are thought to leave a magnet at:

A discontinuity lying open to the surface is usually more harmful to an article than a discontinuity lying below the surface:

A magnetic discontinuity, which is a break in the magnetic uniformity of a part, is related to a sudden change in:

The permeability of a ferromagnetic material is:

Materials which are weakly attracted magnetically are called:

When electric current is passed through a conductor, an induced magnetic field is generated that is:

What is usually the distinctive feature of non-relevant indications?

The selection of the test method is primarily determined by the ____________ of the test article.

In magnetic particle inspection, it is best to:

A lap is the type of discontinuity associated with:

The primary advantage of alternating current magnetization is:

The best orientation for a magnetic field to locate a discontinuity is:

Cleaning of an article is accomplished _______________ the magnetic particle test.