1.

Which of the following is an example of induced radioactivity ?

Answer»

`""_(4)^(9)Be+""_(2)^(4)Heto""_(6)^(12)C+""_(0)^(1)n`
`""_(12)^(24)MG+""_(2)^(4)Heto""_(14)^(27)SI+""_(0)^(1)n`
`""_(4)^(9)Be+""_(1)^(1)Heto""_(5)^(10)B+gamma`
`""_(1)^(2)H+gammato""_(1)^(1)H+""_(0)^(1)n`

Answer :B


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