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Which of the following is the limit of detectability of electron microprobe analyser?

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in Analytical Instrumentation by (131k points)
Which of the following is the limit of detectability of electron microprobe analyser?

(a) 10-14 g

(b) 10-140 g

(c) 10-7 g

(d) 10-70 g

I had been asked this question in a national level competition.

My enquiry is from Electron Probe Microanalyser topic in section X-Ray Spectrometers of Analytical Instrumentation

1 Answer

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The correct option is (a) 10-14 g

The explanation: Electron microprobe analyser allows the analysis of extremely small objects. The limit of detectability is 10-14 g.

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