R

Ram Sharma • 193.88K Points
Coach Physics

Q. Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit

  • (A) Visible light
  • (B) X-rays
  • (C) Ultraviolet light
  • (D) Radio waves
  • Correct Answer - Option(A)
  • Views: 641
  • Filed under category Physics

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