100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
NDT TEST 1 Questions and Answers 2024/2025 $12.49   Add to cart

Exam (elaborations)

NDT TEST 1 Questions and Answers 2024/2025

 3 views  0 purchase
  • Course
  • NDT
  • Institution
  • NDT

What are two advantages of non-destructive testing  The material tested are not damaged or Destroyed and Most of the equipment available is very portable What is liquid Penetrant testing?  is an NDT method used for location surface discontinuities in a non-porous object What principle e...

[Show more]

Preview 2 out of 8  pages

  • October 11, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NDT
  • NDT
avatar-seller
TestTrackers
2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!


NDT TEST 1 Questions and Answers
2024/2025
What are two advantages of non-destructive testing

 The material tested are not damaged or Destroyed and Most of the equipment
available is very portable


What is liquid Penetrant testing?

 is an NDT method used for location surface discontinuities in a non-porous object


What principle enables PT to work?

 Capillary force or action, this force causes the liquid to creep and crawl into fine
openings


All penetrants are?


 Oil-Based, oils are used due to their low surface tensions


The Forerunner of modern penetrant techniques was known as?

 Oil whiting method


What is the definition of surface tension?

 Us the property of the atoms that bind the surface of a liquid, resembling an elastic
skin under tention


A discontinuity can be defined as


 Change, Break or Interruption




1|Page| GradeA+ | 2 0 0 2 5

, 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

Type 1

 Fluorescent Dye


Type 2

 Visible dye


Type 3


 Dual Mode dye (Fluoresent/visible)


Phosphorescence

 glows till light source is removed then dissipates


Black light have 2 important fuctrions what are they

 Removing the short wave ultraviolet lights and removing most of the white light that
the lamp produces


what is eyeball florescence?


 It is the fluorescing of the liquid of the eye and results in momentary blurred vision
and, of course, a short period of time when it would be impossible to continue with the
inspection


what should be the minimum intensity of black light?

 1000 Micro-watt per cm squared


what are some safety features built in the black light?

 If the voltage fluctuates from 90-120 volts , the bulb will shut itself off



1|Page| GradeA+ | 2 0 0 2 5

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 TestTrackers. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79373 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$12.49
  • (0)
  Add to cart