An electron and a proton are each accelerated from rest through a potential difference of

PHYSICS · Single correct · CBSE · Physics · Atoms · Atoms

Problem

100\,\text{V}

. What is the approximate ratio

\dfrac{\lambda_e}{\lambda_p}

of their de Broglie wavelengths? (a) \dfrac{1}{43} (b) 43 (c) 1 (d) 1836