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Two radioactive substances X and Y emit α and β particles resp
Question

Two radioactive substances X and Y emit α and β particles respectively. Their disintegration constants are in the ratio 2 : 3. To have equal probabilities of getting emission of α and β particles, the ratio of number of atoms X to that of Fat any time instant is

A
2 : 3

B
3 : 2

C
e : 1

D
(e-1) : 1

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Two radioactive substances X and Y emit α and β particles respectively. Their disintegration constants are in the ratio 2 : 3. To have equal probabilities of getting emission of α and β particles, the ratio of number of atoms X to that of Fat any time instant is
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[b] N1λ1=N2λ2λ1λ2=23⇒N2N1=23 ⇒  ratio of no. of nuclei of X to that of Y=3/2
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Question Text
Two radioactive substances X and Y emit α and β particles respectively. Their disintegration constants are in the ratio 2 : 3. To have equal probabilities of getting emission of α and β particles, the ratio of number of atoms X to that of Fat any time instant is
Answer TypeText solution:1
Upvotes150