Question

is used in portable x-rays unit as the source of Beta rays.
a) Krypton - 85 . b) Promethium-147 c) Strontium - 89 d) Iodine - 131​

Answer 1

Answer:

• B) promethium - 147

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Answer 2

c) Strontium-89

Strontium gO-yttrium gO complex was the source for radiographically applicable x-radiation.

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