Physics · 2020
NEET 2020 · 14 October · Code Z6 · Q113
The de Broglie wavelength of an electron moving with kinetic energy of 144 eV is nearly,
The de Broglie wavelength of an electron moving with kinetic energy of $\displaystyle 144$ eV is nearly,
Official answer
(4)
$\displaystyle 102 \times 10^{-3} \mathrm{~nm}$
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