Communications MCQ Set 1 1. The _____________ is photosensitive to act as light gathering element. a) Base-emitter junction b) Base-collector junction c) Collector-emitter junction d) Base-collector junction and Base-emitter junction AnswerAnswer: a [Reason:] Base-collector junction is photosensitive in n-p-n phototransistor and act as light gathering element. This light absorbed affects the base current and gives…
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