A) Alpha rays
B) Beta rays
C) Gamma rays
D) Ultraviolet rays
Correct Answer: C
Solution :
Gamma rays are considered as the most harmful radiation. It consist of extremely high energy photons. If a person is exposed to gamma rays, his tissues as well as bone marrow will be affected. Beta rays consist of high energy electrons particles which travel faster. Alpha particles/rays contains a pair of neutrons and protons.
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