Which of the following has to be done to increase the resolution of th – McqOptions

MCQOPTIONS

1.	Which of the following has to be done to increase the resolution of the quadrupole mass spectrometer?
A.	Increasing distance between detector and reflectron
B.	Increasing difference between the individual rf accelerating stages
C.	Increasing the length of the drift tube
D.	Increasing the rod length of the electrode
Answer» E.

Discussion

No Comment Found

Related MCQs

When a value of q is kept constant, the value of m/e is proportional to which of the following when ‘m’ is the mass number, ‘e’ is the electric charge, ‘u’ is the DC potential, ‘v’ is the peak amplitude and ‘f’ is the frequency?
In quadrupole mass spectrometer, the ratio u/v is mass dependent, where ‘u’ is the DC voltage and ‘v’ is the peak amplitude.
Which of the following is used to cool the ion source?
In pyrolysis spectrometry, heating is done until which of the following is reached?
In cases where differentiation is required between very similar substances, which of the following techniques making use of quadrupole principle is preferred?
Which of the following does not affect the resolution of the instrument?
IN_PYROLYSIS_SPECTROMETRY_HEATING_IS_DONE_UNTIL_WHICH_OF_THE_FOLLOWING_IS_REACHED??$
In quadrupole mass spectrometer, the ratio u/v is mass dependent, where ‚Äö√Ñ√∂‚àö√ë‚àö‚â§u‚Äö√Ñ√∂‚àö√ë‚àö¬• is the DC voltage and ‚Äö√Ñ√∂‚àö√ë‚àö‚â§v‚Äö√Ñ√∂‚àö√ë‚àö¬• is the peak amplitude.$#
Which_of_the_following_is_used_to_cool_the_ion_source?$
In cases where a differentiation is required between very similar substances, which of the following techniques making use of quadrupole principle is preferred?