How much power (roughly) a light-emitting diode can couple into an opt – McqOptions

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1.	How much power (roughly) a light-emitting diode can couple into an optical fiber?
A.	100 microwatts
B.	440 microwatts
C.	100 picowatts
D.	10 milliwatts
Answer» B. 440 microwatts

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