1.

The science of obtaining quantitative measurements of physical objects through processes of recording, measuring, and interpreting photographic images is called:

2.

The deterioration of a metal resulting from electrochemical reactions with the environment is referred to as:

3.

Replication is used for:

4.

In order to render valid results, the visual examination must include a:

5.

Excessive clearance in pumps will result in:

6.

A device that provides the means for comparing a test surface to a standard surface finish is called a:

7.

The ability of a metal to return to its original size and shape after being loaded and unloaded is called:

8.

The use of chemical solutions to attack material surfaces in order to improve the visibility of discontinuities for visual inspection at normal and low power magnification is called:

9.

The undesirable removal of material from contacting surfaces by mechanical action is referred to as:

10.

A method used for copying the topography of a surface that cannot be moved or one that would be damaged in transferal is called:

11.

The portion of the eye that regulates the quantity of light admitted is called the:

12.

As related to photographic techniques for recording visual testing results, the range of distance over which a camera gives satisfactory definition when its lens is in the best focus for a certain specific distance is referred to as:

13.

Cameras used in video pipe testing may be transported inside the pipe by:

14.

A “charged coupled device chip” is used with:

15.

Temperature-indicating materials can take the form

16.

Bursts, laps, and cracks are discontinuities that are found in:

17.

An instrument that can be equipped with forward oblique, right angle, or retrospective visual systems is called:

18.

A groove formed at the toe or root of a weld when the base metal is melted away and left unfilled by weld metal is referred to as:

19.

A method used for copying the topography of a surface that cannot be moved or one that would be damaged in transferal is called:

20.

The distance a magnifier can be moved toward or away from a subject while keeping it in good focus is called:

21.

Hot tears, inclusions, porosity, and cold shuts are:

22.

The maximum diameter of a borescope that can be used for the test is determined by:

23.

In general, visual weld inspection is performed:

24.

In a typical groove weld, the angle formed between the prepared edge of a member and a plane perpendicular to the surface of the member is called:

25.

A mechanical device that controls flow into, inside of, or out of a piping system is called a:

26.

Cracking under the combined action of corrosion and tensile stress is referred to as:

27.

In general, the total magnification of borescopes is in the range of:

28.

The visible portion of the electromagnetic spectrum extends from:

29.

When choosing a magnifier, a major consideration should be given to the?

30.

Visual inspection is the most extensively used inspection method on weldments because:

31.

In accordance with SNT-TC-IA, certification of visual NDT personnel is the responsibility of:

32.

Radiant energy that excites the retina and produces a visual sensation is called:

33.

A process in which materials are joined by heating them to a suitable temperature and by using a filler metal, which liquefies above 449 °C (840 °F)

34.

Joint penetration in which the weld metal fills the groove and is fused to the base metal throughout its thickness is referred to as:

35.

All of the following are weld joints except:

36.

Photometers used to measure the reflectance of materials or surfaces in specialized ways are called:

37.

A valve that provides linear motion during operation is called:

38.

In welding, weld metal protrusion beyond the fusion line at the weld toe is called:

39.

Cracks, suck-back, undercut, and overlap are discontinuities found in:

40.

The testing of certain numbers less than the total in a run is called: