An electron with initial kinetic energy of \( 100 \mathrm{eV} \) is acceleration through a poten...

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An electron with initial kinetic energy of \( 100 \mathrm{eV} \) is acceleration through a potential difference of \( 50 \mathrm{~V} \). Now the de-Broglie wavelength of electron becomes
\( P \)
(A) \( 1 \AA \)
(B) \( \sqrt{1.5} \AA \)
(C) \( \sqrt{3} \AA \)
(D) \( 12.27 \AA \)
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