Teaching MPPSC Assistant Professor Mock Test Series 2025 Physics Atoms De Broglie’s Explanation of Bohr’s Second Postulate of Quantisation
A proton and an α-particle are accelerated from rest to the same energy. The de Broglie wavelengths λp and λα are in the ratio,
1
\(\sqrt{2}\,:\,1\)
2
4 ∶ 1
3
2 ∶ 1
4
1 ∶ 1