Which of the following produces the electron beam in magnetic deflection mass spectrometer?
A. Tungsten filament
B. Quartz rod
C. Silica
D. Rhodium filament
Answer:A
Which of the following produces the electron beam in magnetic deflection mass spectrometer?
A. Tungsten filament B. Quartz rod C. Silica D. Rhodium filament
Explanation: Tungsten filament produces the electron beam in magnetic deflection mass spectrometer. The electrons are produced by the heated filament.