Exam (elaborations)
NDT TEST QUESTIONS WITH ANSWERS
- Course
- Institution
NDT TEST QUESTIONS WITH ANSWERS...
[Show more]
Content preview
NDT TEST QUESTIONS WITHANSWERS
ANSWER Capillary action for low viscosity liquids with low surface tension.
When current passes through the portion, the orientation of the magnetic flux is
circular. ANSWER Circular
Using a coil, flux lines spin along the longitudinal axis. ANSWER Longitudinal
When the testing medium is applied, the part is subjected to a magnetizing
force. The answer is continuous.
The magnetizing force is eliminated before applying the testing medium -
ANSWER residual.
deep penetration, ANSWER direct current
shallow penetration - alternating current
Ripples are uniform in width and taper smoothly into the metal.
No burn scars or oxide more than 1/2 inch from the weld.
Must be free of gas pockets, porosity, and
inclusions.
A good butt weld requires 100% penetration.
, Three types of developments employed with liquid penetrant inspection: wet,
non-aqueous, and dry.
Ac magnetism is best suited for finding _____ faults--ANSWER surface.
The magnetism that persists in a material after the magnetizing force is gone is
known as ANSWER retentivity.
A _______ employs CRT for imaging, and the image can be recorded for
reference. ANSWER videoscope
A fault located using the fluorescent penetrant approach will appear as a ______
line - ANSWER green.
The duration of the penetrant's stay on the part's surface is referred to as the
dwell time.
There are two ways of magnetization for mag particle inspection: longitudinal
and circular.
The testing medium utilized for magnetic particle inspection has two crucial
characteristics: high permeability and low retentivity.
The magnetic strength of a piece of material is ____ at its surface - the strongest
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller luzlinkuz. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
81113 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now