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X-ray emission must be analysed against a background of _______ radiation.

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X-ray emission must be analysed against a background of _______ radiation.

(a) Blue

(b) Yellow

(c) White

(d) Green

This question was addressed to me by my college professor while I was bunking the class.

I would like to ask this question from Electron Probe Microanalyser topic in section X-Ray Spectrometers of Analytical Instrumentation

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The correct option is (c) White

The best I can explain: X-ray emission must be analysed against a background of white radiation. Microprobe has poorer sensitivity than XRF spectrometer.

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