1.

In total reflection X-ray fluorescence spectrometer, the specimen is excited by the primary X-ray beam at a grazing angle _______ the critical angle.(a) Greater than(b) Less than(c) Equal to(d) Which is a complement ofI had been asked this question in homework.The query is from Total Reflection X-Ray Fluorescence Spectrometer in portion X-Ray Spectrometers of Analytical Instrumentation

Answer»

The correct choice is (b) Less than

Easiest explanation: In total reflection X-ray fluorescence SPECTROMETER, the SPECIMEN is EXCITED by the primary X-ray beam at a GRAZING angle less than the critical angle. Total INTERNAL reflection occurs at the critical angle.



Discussion

No Comment Found

Related InterviewSolutions