A) alpha and beta rays simultaneously
B) beta and gamma rays simultaneously
C) gamma and alpha rays
D) gamma rays only
Correct Answer: D
Solution :
When a radioactive nucleus are passed through electric or magnetic field, they are split into radioactive rays. A radioactive substance first emits \[\alpha \] and \[\beta \] radiations, then it becomes unstable and emit rays.You need to login to perform this action.
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