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  •  A nuclide A undergoes decay and another nuclide B undergoes   decay. Then &nb

 A nuclide A undergoes \alpha decay and another nuclide B undergoes  \beta decay. Then
 

Option: 1

 all the \alpha-particles emitted by A will have almost the same speed
 


Option: 2

 the \alpha-particles emitted by A may have widely different speeds
 


Option: 3

 all the \beta-particles emitted by B will have almost the same speed
 


Option: 4

all of the above


Answers (1)

best_answer

In \alpha decay, the entire energy is carried away by the \alpha-particle as its kinetic energy.
In \beta decay, the energy is shared between the \beta-particle and the antineutrino. Hence, the speed of the \beta-particle will vary, depending on the energy of the antineutrino.

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avinash.dongre

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