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In order to have a long measuring time for increasing sensitivity, it is better to have several fast scans than a single slow scan.(a) True(b) FalseI got this question during an online interview.I'd like to ask this question from Sensivity Enhancement for NMR Spectroscopy in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation

Answer»

The correct CHOICE is (a) True

To explain: In order to have a LONG measuring TIME for increasing sensitivity, it is better to have several fast scans than a single slow SCAN. The sensitivity increases by the square ROOT of a number of scans.



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