If it were necessary to radiograph 18 cm (7 in.) thick steel product, which of the following gamma ray sources would most be used?

Related MCQs

• Which type of gamma ray source would be used to radiograph a weld in 150 mm thick steel plate?
• Which of the following is an advantage of X ray over gamma ray sources for radiography?
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• Which of the following is an advantage of gamma ray over X ray sources for radiography?
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