Question

The de Broglie wavelength of an a-particle accelerated from rest through a potential difference V is 2. In order to have the same de Broglie wavelength, a proton must be accelerated from rest through a potential difference of (1 (a) V (b) 2V (c) 4V (d) 8V. 422​

Answer 1

Answer:

C) 4V is the correct answer