Radiography Quiz
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Questions and Answers

Who discovered X-rays?

W C Rontgen discovered X-rays in 1895.

What is the nature of penetrating radiation used in radiography?

X-rays and gamma rays are the types of penetrating radiation used in radiography. They are both electromagnetic radiation with very short wavelengths.

What are the major applications of radiography?

Radiography is used in medicine, engineering, forensics, security, etc.

What are the major advantages of radiographic testing in non-destructive testing (NDT)?

<p>Radiographic testing is one of the most important and widely used methods in NDT, with several advantages over other methods.</p> Signup and view all the answers

What are the sources used in industrial gamma radiography?

<p>Cobalt 60 and Iridium are used as sources in industrial gamma radiography.</p> Signup and view all the answers

Study Notes

Penetrating Radiation

  • Penetrating radiation is a type of radiation that can pass through solid objects.
  • X-rays are a type of penetrating radiation.

History of X-ray Radiography

  • Wilhelm Conrad Röntgen discovered X-rays in 1895.
  • In 1896, X-rays were first used by physicians to identify bullets in wounded soldiers.
  • In 1912, X-rays were first used to inspect metal parts.
  • The beginning of industrial radiography was in 1913.
  • In 1931, 1000 kV X-ray generators were developed by General Electric (GE).

History of Radioactivity

  • Henri Becquerel discovered natural radioactivity in 1896.
  • In 1898, Marie Curie discovered Polonium and Radium.

Gamma Radiography

  • Industrial gamma radiography uses Cobalt 60 and Iridium as radiation sources.
  • Gamma rays are a type of electromagnetic radiation with very short wavelengths (1/10 nm).
  • Gamma rays are similar to X-rays.

Introduction to Radiographic Testing (RT)

  • Radiography is used in various fields such as medicine, engineering, forensics, and security.
  • In Non-Destructive Testing (NDT), radiography is the most important and widely used method.
  • Radiography has several advantages over other NDT methods.
  • One of the major disadvantages of radiography is the health risk associated with radiation exposure.
  • Radiographic Testing (RT) is a method used to inspect materials for hidden flaws.

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Description

Test your knowledge of non-destructive testing with a focus on radiography in this quiz. Explore the history of X-ray radiography and the nature of penetrating radiation. Challenge yourself with questions related to the use of X-rays in various fields, from medicine to industrial inspection.

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