γ -rays radiation can be used to create electron-positron pair. In this process of pair production, γ -rays energy cannot be less than

Question

&gamma; -rays radiation can be used to create electron-positron pair. In this process of pair production, &gamma; -rays energy cannot be less than (A) 5.0MeV (B) 4.02MeV (C) 15.0MeV (D) 1.02MeV

Tardigrade Admin · Accepted Answer

Energy released by &gamma; - rays for pair production must be greater than 1.02MeV

Q. $γ$ -rays radiation can be used to create electron-positron pair. In this process of pair production, $γ$ -rays energy cannot be less than

$5.0 M e V$

$4.02 M e V$

$15.0 M e V$

$1.02 M e V$

Energy released by $γ$ - rays for pair production must be greater than $1.02 M e V$

Q. γ -rays radiation can be used to create electron-positron pair. In this process of pair production, γ -rays energy cannot be less than

5.0MeV

4.02MeV

15.0MeV

1.02MeV