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2020 MHT-CET PCB SET - 03 — MHT - CET STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMHT - CET2020 MHT-CET PCB SET - 031 Mark
MCQ
In light emitting diode (LED), light is given out due to ______.
  • A
    emission of holes and electrons
  • B
    drifting of electrons
  • ✓
    recombination of holes and electrons
  • D
    diffusion of holes
✓

Answer

Correct option: C.
recombination of holes and electrons
C

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