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Non-Destructive Testing Methods Quiz

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Questions and Answers

What is the purpose of using radiography in cast iron articles and mon solder?

To detect flaws in metal work (correct)

To measure the thickness and density of the material

To examine the material inside a packing

To maintain the required thickness and level of aluminum

How is radioluminescence utilized in certain objects like the hands of a clock?

By measuring radiation variations with an instrument

By examining the material inside a packing

By using radioactive substances like radium and phosphor to make them visible in the dark (correct)

By modifying genes and chromosomes using radiation

Which radioactive substance is specifically mentioned for use in High Intensity Discharge (HID) lamps?

Radon-86

Krypton-85 (correct)

Uranium oxide

Promethium-147

In what field can genes and chromosomes be modified by means of radiation?

Agriculture Signup and view all the answers

What is the function of promethium-147 in portable X-ray units?

As the source of beta radiation Signup and view all the answers

How is radiography different from radioluminescence in terms of their applications?

Radiography is used to detect flaws in metal work while radioluminescence makes objects visible in the dark Signup and view all the answers

What is the purpose of using cobalt-60 in food preservation?

To prevent sprouting of the food Signup and view all the answers

What is the role of iodine-123 in medical science?

Diagnosis of hyperthyroidism Signup and view all the answers

Which radioactive isotopes are commonly used in the treatment of bone cancer?

Samarium-153 and strontium-90 Signup and view all the answers

What are the common symptoms of hyperthyroidism?

Enlargement of the thyroid gland and weight loss Signup and view all the answers

How is technetium-89 typically utilized in medical science?

Detection of small tumors Signup and view all the answers