Q.

Which of the following options are correct in terms of wavelength for the different types of IR spectrometer?

A. near ir: 0.8 – 2.5 mm
B. mid ir: 0.8 – 2.5 mm
C. far ir: 2.5 – 50 mm
D. mid ir: 50 – 100 mm
Answer» A. near ir: 0.8 – 2.5 mm
Explanation: wavelength of near ir is 0.8 –

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