Which of the following is not the function of drive mechanism in Fouri – McqOptions

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1.	Which of the following is not the function of drive mechanism in Fourier Transform Infrared Spectrophotometer?
A.	Movement of mirror to obtain a satisfactory interferogram
B.	Acquire a good interferogram pattern
C.	Allow 50% of the beam to pass
D.	Keep the speed of the moving mirror constant
Answer» D. Keep the speed of the moving mirror constant

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