Question

Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit
A.X-rays
B.ultraviolet light
C.visible light
D.radio waves

Answer 1

ĀNSWĒR ⏬⏬

C. Visible light


LED are two type 

1)visible light. Radiating type such as display,led board 


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2) invisible light radiating such as tv remote
It is depend upon dielectric material which is used in it.

Answer 2

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➡️Option (C) Visible Light is the right answer ✔️

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