A nuclear af rest undergoes a decay emitting and `alpha-` particle of de-Broglie wavelength `lamda=5.76xx10^(-15)` meter. he mass of the daughter nucleus is 223.610 amu and that of the `alpha`- particle is 4.002 a.m.u. `(1"amu"=931.470(MeV)/(C^(2)))`
Momentum of the `alpha`- particle is nearly

Options

A. `1.15xx10^(-19)kg-ms^(-1)`
B. `1.15xx10^(-20)kg-ms^(-1)`
C. `11.5xx10^(-25)kg-ms^(-1)`
D. `3.30xx10^(-19)kg-m-s^(-1)`

Answer

A