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Tamil Nadu Board of Secondary EducationHSC Science Class 12

The light emitted in an LED is due to

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Question

The light emitted in an LED is due to

Options

  • Recombination of charge carriers

  • Reflection of light due to lens action

  • Amplification of light falling at the junction

  • Large current capacity

MCQ
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Solution

Recombination of charge carriers

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Chapter 10: Electronics and Communication - Evaluation [Page 246]

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Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 10 Electronics and Communication
Evaluation | Q I. 7. | Page 246
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