Which of the following measuring technique is utilized for measuring nitrogen?(a) By using a method based on gas density(b) By using paramagnetic analyzers(c) By using magnetic wind instruments(d) By using a photospectrometer where a gas sample is analysed and detected with a photocellThis question was addressed to me in unit test.Asked question is from Method Based on Ionization of Gases topic in portion Industrial Gas Analysers of Analytical Instrumentation

Which of the following measuring technique is utilized for measuring n

1.	Which of the following measuring technique is utilized for measuring nitrogen?(a) By using a method based on gas density(b) By using paramagnetic analyzers(c) By using magnetic wind instruments(d) By using a photospectrometer where a gas sample is analysed and detected with a photocellThis question was addressed to me in unit test.Asked question is from Method Based on Ionization of Gases topic in portion Industrial Gas Analysers of Analytical Instrumentation
Answer» Right choice is (d) By using a photospectrometer where a GAS sample is analysed and detected with a photocell To EXPLAIN: By using a photospectrometer gas sample is analysed, for MEASURING nitrogen. It is then selectively FILTERED by using a photocell which provides an appropriate electric signal.

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