Question:medium

Light of wavelength 180 nm ejects photoelectrons from a metal plate of work function 2 eV. If a magnetic field of 5 × 10⁻³ T is applied parallel to the plate, the radius of the path followed by electrons ejected normally with maximum energy is:

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Magnetic field bends electron path into a circle.
Updated On: Mar 18, 2026
  • 1.239 m
  • 0.149 m
  • 3.182 m
  • 2.33 m
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The Correct Option is B

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