The Welder's Qualification Is Normally Considered Effective ____

question 3

Multiple Choice

The welder's qualification is normally considered effective ____.

• A) for six months
• B) for one year
• C) for five years
• D) indefinitely

---

Definitions:

Field Diameter

The visible area observed through the lens of a microscope or other viewing instrument.

Objective

Unbiased, not influenced by personal feelings or opinions in considering and representing facts.

Depth of Field

Depth of field is a photography term describing the distance between the closest and farthest objects in a photo that appear acceptably sharp.

Specimen

An individual animal, plant, piece of a mineral, etc., used as an example of its species or type for scientific study or display.