Which alloy is used for red, orange and yellow LED’s? – McqOptions

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1.	Which alloy is used for red, orange and yellow LED’s?
A.	InGaN (Indium gallium nitride)
B.	GaAs (Gallium arsenide)
C.	(AlGaInP) Aluminum gallium indium phosphide
D.	TiO2(titanium dioxid
E.	GaAs (Gallium arsenide)c) (AlGaInP) Aluminum gallium indium phosphided) TiO2(titanium dioxide)
Answer» D. TiO2(titanium dioxid

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