Match Column I with Column II.
Column -I | Column -II | ||
(A) | LED or diode lasers | (I) | Detectrors (Demodulator) in optical comuunication |
(B) | Semiconductor photodiode | (II) | Optical source in optical communication |
(C) | Transducer | (III) | Conversion of light signal into electrical signal |
(D) | Photodetectors | (IV) | Conversion of information (Physicalquantity into electrical signal |
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A
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