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___________ system may include lenses, mirrors, slits, diaphragm etc.(a) Photo system(b) Radiant system(c) Cardiac system(d) Optical systemThis question was addressed to me in an interview for internship.The query is from Single Channel Telemetry System in chapter Biomedical Telemetry of Biomedical Instrumentation

Answer»

The correct answer is (d) OPTICAL system

Explanation: A detecting system for the measurement of unabsorbed RADIANT energy, which could be the human eye, a barrier-layer cell, phototube or photo-multiplier tube. An optical system for producing a parallel BEAM of filtered light for passage through an absorption cell (cuvette). The system may include lenses, mirrors, slits, DIAPHRAGM, etc.



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