The material used in the fabrication of infrared LED's is

The material used in the fabrication of infrared LED's is
  1. silicon
  2. germanium
  3. gallium arsenide phospide
  4. carbon dioxide

Solution

The LED's fabricated by Gallium Arsenide Phosphide semiconductor produces red light.

Asked in: AP EAMCET 2023 (15 May Shift 2)

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