A) \[\frac{2eV}{m}\]
B) \[V\sqrt{\frac{e}{m}}\]
C) \[\sqrt{\frac{3eV}{m}}\]
D) \[\sqrt{\frac{2eV}{m}}\]
Correct Answer: D
Solution :
Kinetic energy of electron = eV \[\Rightarrow \] \[\frac{1}{2}m{{v}^{2}}=eV\] \[\Rightarrow \] \[v=\sqrt{\frac{2eV}{m}}\]You need to login to perform this action.
You will be redirected in
3 sec