Engineering Online MCQ Number 0930 – online study, assignment and exam

Multiple choice question for engineering Set 1 1. ___________ system may include lenses, mirrors, slits, diaphragm etc. a) Photo system b) Radiant system c) Cardiac system d) Optical system [learn_more caption=”View Answer”]Answer: d [Reason:] : A detecting system for the measurement of unabsorbed radiant energy, which could be the human eye, a barrier-layer cell, phototube…

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