Engineering Online MCQ Number 0305 – online study, assignment and exam

Multiple choice question for engineering Set 1 1. Which of the following produces the electron beam in magnetic deflection mass spectrometer? a) Tungsten filament b) Quartz rod c) Silica d) Rhodium filament [learn_more caption=”View Answer”]Answer: a [Reason:] Tungsten filament produces the electron beam in magnetic deflection mass spectrometer. The electrons are produced by the heated…

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