question_answer

A particle of mass M at rest decays into two particles of masses\[\text{2}.0\times \text{1}{{0}^{\text{15}}}{{\text{s}}^{-\text{1}}}\], having non-zero velocities. The ratio of the de-Broglie wavelengths of the particles \[H{{e}^{+}}\] is

A) \[{{n}_{2}}=3\xrightarrow{{}}{{n}_{1}}=1\]                          

B) \[{{n}_{2}}=4\xrightarrow{{}}{{n}_{1}}=1\]

C) \[{{n}_{2}}=2\xrightarrow{{}}{{n}_{2}}=1\]                                          

D) 1