1.

Which among these is /are correctly matched ?

Answer»

Position emission : N/p ratio increase
K - electron capture : n/p decrease
`beta` - DECAY : n/p ratio decreases
`alpha`- decay : n/p ratio increases

Solution :(n/p) increases when
i) `alpha` - decay,ii) POSITRON emission III) K- `e^(-)` capture `((n)/(p))` decreases when `beta` - decay takes place


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