Q. In the Beckman instrument, the flow rate recommended when the sample enters through a porous diffusion disc is which of the following?

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Q. In the Beckman instrument, the flow rate recommended when the sample enters directly for rapid response is which of the following?

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Q. Which of the following happens to the magnetic susceptibility of gases when the temperature changes?

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Q. If the oxygen content is not greater than 21%, which of the following gases must be used to set the span point?

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Q. If the oxygen content is greater than 21%, which of the following gases must be used to set the span point?

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Q. Which of the following does not occur in Hartman and Braun oxygen analyzer based on the magnetic wind?

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Q. Which of the following is not a cause of the error that could occur in Hartman and Braun oxygen analyzer based on the magnetic wind?

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Q. Hydrocarbons need to be removed from the sample gas to avoid errors in Hartman and Braun oxygen analyzer.

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Q. Magnetic wind analyzers are also known as which of the following?

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Q. In OXYMAT-M oxygen analyser which of the following is usually used as reference gas?

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Q. Which of the following is used in magnetic wind instruments to determine the amount of oxygen?

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Q. Which of the following concepts are not used in magnetic wind instruments?

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Q. How are the hydrocarbons in the samples removed in magnetic wind instruments?

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Q. Which of the following bridges are used in magnetic wind instruments?

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Q. The extremely high inertia of the thin membrane in the oxygen sensor allows it to rapidly attain equilibrium.

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Q. Which of the following is not true about the galvanic method of oxygen analysis?

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Q. Which of the following is true about Hersch cell which is one of the arrangements of a galvanic cell?

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Q. Polarographic cells type of electrochemical method uses which of the following concepts?

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Q. Which of the following methods, is the widely used method for trace gas analysis?

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Q. In the conductometric method, the difference in gas conductivity before and after passing sample gas denotes which of the following?

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