A planar LED fabricated from GaAs has a refractive index of 2.5. Comp – McqOptions

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1.	A planar LED fabricated from GaAs has a refractive index of 2.5. Compute the optical power emitted when transmission factor is 0.68.
A.	3.4 %
B.	1.23 %
C.	2.72 %
D.	3.62 %
Answer» D. 3.62 %

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