Question

The spurious lines can be reduced to a minimum by using which of the following?

(a) Single stage tube

(b) Two stage tube

(c) Three stage tube

(d) Reflectron

The question was asked in unit test.

This is a very interesting question from Radiofrequency Mass Spectrometer topic in section Mass Spectrometer of Analytical Instrumentation

Answer 1

The correct option is (c) Three stage tube

Easy explanation: The spurious lines can be reduced to a minimum by using three stage tubes. Two stage tubes tend to produce spurious lines.