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Electron, Photon, Photoelectric Effect and X-Rays — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsElectron, Photon, Photoelectric Effect and X-Rays1 Mark
MCQ
The minimum wavelength of X-rays produced by electrons accelerated by a potential difference of volts is equal to
  • A
    $\frac{\mathrm{eV}}{\mathrm{hc}}$
  • B
    $\frac{\mathrm{eh}}{\mathrm{cV}}$
  • ✓
    $\frac{\mathrm{hc}}{\mathrm{eV}}$
  • D
    $\frac{\mathrm{cV}}{\mathrm{eh}}$
✓

Answer

Correct option: C.
$\frac{\mathrm{hc}}{\mathrm{eV}}$
(c) $\frac{\mathrm{hc}}{\mathrm{eV}}$

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