If `E_(1) , E_(2) "and" E_(3)` represent respectively the kinetic energies of an electron , an alpha particle and a proton each having same de Broglie wavelength then :

Options

A. `E_(e) = E_(alpha) = E_(p)`
B. `E_(e) gt E_(alpha) gt E_(p)`
C. `E_(alpha) lt E_(P) lt E_(e)`
D. `E_(e) = E_(P) lt E_(n)`

Answer

C

Explanation

`lambda = (h)/(sqrt(2mkE))`