cap 11 Materiales Flashcards
aprender
- The difference between an NDT “method” and an NDT “technique” is:
a. a technique is a collection of inspection methods.
b. a method is a collection of inspection techniques.
c. nothing, they are the same.
d. a method is a detailed inspection procedure, and a technique is how the inspector performs it.
b. a method is a collection of inspection techniques.
- ASNT currently recognizes______methods, allowing formal certification according to the 2016 edition of Recommended Practice No. SNT-TC-1A.
a. 5
b. 10
c. 12
d. 16
b. 10
- When a nondestructive test is performed, there.
are three types of indications that may be found:
a. hit, miss, and probability of detection.
b. relevant, nonrelevant, and false.
c. discontinuity, flaw, and crack.
d. crack, porosity, and lack of fusion.
b. relevant, nonrelevant, and false.
- The benefits of nondestructive testing include all but which of the following?
a. Ensure product integrity and reliability.
b. Aid in product design.
c. Provide a perfect product.
d. Maintain uniform quality levels.
c. Provide a perfect product.
- Nondestructive testing means that:
a. material from a tested sample is destroyed or damaged and its future usefulness is affected.
b. material from a tested sample is not destroyed or damaged and its future usefulness is not affected.
c. material from a tested sample is slightly damaged but may still be used for its intended purpose.
d. material from a tested sample is not destroyed or damaged with the exception of hardness testing.
b. material from a tested sample is not destroyed or damaged and its future usefulness is not affected.
- Limitations for NDT methods might include:
a. the size and orientation of discontinuities sought.
b. the need to indent a sample’s surface with a tungsten carbide ball.
c. a lack of access to the latest flaw detector model.
d. the need for proper protective gear.
a. the size and orientation of discontinuities sought.
- Demonstrated skill and knowledge, along with documented training and experience, required by personnel to properly perform a specific job are elements of:
a. aptitude.
b. qualification.
c. authorization .
d. verification .
b. qualification.
- A written testimony of qualification in the NDT community is known as:
a. certification.
b. qualification.
c. authorization.
d. verification .
a. certification.
- Because it is difficult to verify conformity the NDT community generally relies on the individual inspector’s skills, knowledge, and;
a. certification.
b. qualification.
c. ability.
d. integrity.
d. integrity.
- Recommended Practice No. SNT-TC-1A, which is the predominant NDT certification scheme utilized in the US, is a:
a. third-party external certification program.
b. second-party internal certification program.
c. government-regulated certification program .
d. publicly funded certification program.
b. second-party internal certification program.
- Central certification, or a third-party external certification program, provides NDT certification of inspectors that is recognized across a wide range of companies and, unlike employer-based certifications, is:
a. portable, meaning an inspector’s certifications travel with him or her regardless of employer.
b. fixed, meaning an inspector’s certifications are only valid with their current employer and must be renewed for each subsequent employer.
c. continuous, meaning that the inspector’s certifications do not expire as long as he or she is actively performing specific tasks.
d. concurrent, meaning that as long as he or she is performing some type of inspection, all of his or her certifications do not expire.
a. portable, meaning an inspector’s certifications travel with him or her regardless of employer.
- Which type of vision test is normally given to NDT inspectors?
a. Visible minimum.
b. Resolution.
c. Hyperacuity.
d. Near-visión acuity.
d. Near-visión acuity.
