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what kinetic energy must an alpha-partic...

what kinetic energy must an `alpha`-particle possess to split a deuteron `H^(2)` whose binding energy is `E_(b)=2.2 MeV`?

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The correct Answer is:
`[T le E_(b) (m_(p) + m_(d))/(m_(d)) = 3.3 MeV]`
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