Cobalt – 60 is used as a source of _____________ in medical therapy & industrial radiography?

Cobalt – 60 is used as a source of _____________ in medical therapy

1.	Cobalt – 60 is used as a source of _____________ in medical therapy & industrial radiography?
A.	X-rays
B.	γ-rays
C.	α-rays
D.	β-rays
Answer» C. α-rays

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Cobalt – 60 is used as a source of _____________ in medical therapy & industrial radiography?

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