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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
When yellow light is incident on a surface, no electrons are emitted while green light can emit. If red light is incident on the surface, then
  • ✓
    No electrons are emitted
  • B
    Photons are emitted
  • C
    Electrons of higher energy are emitted
  • D
    Electrons of lower energy are emitted
✓

Answer

Correct option: A.
No electrons are emitted
 No electrons are emitted

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