Teaching MPPSC Assistant Professor Mock Test Series 2025 Physics Atoms De Broglie’s Explanation of Bohr’s Second Postulate of Quantisation
An electron is accelerated from rest through a potential difference of V volt. If the de Broglie wavelength of the electron is 1.227 × 10−2 nm, the potential difference is :
1
103 V
2
104 V
3
10 V
4
102 V