Q. Which of the following transducers must be used for dissolved oxygen analyser?

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Q. How does solubility of oxygen in water change with respect to temperature?

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Q. The water to be analysed flows into the condenser through which of the following components?

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Q. Which of the following is the function of the throttling device?

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Q. Which of the following section plays a major role in maintaining the accuracy of the dissolved oxygen analyser?

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Q. Which of the following bridges are used in dissolved oxygen analyser?

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Q. In dissolved oxygen analyser, the electrometer consists of which of the following solutions?

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Q. The dissolved oxygen analyser is based on which of the following meters?

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Q. Oxygen content can be controlled by adding which of the following materials with water?

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Q. In dissolved oxygen analyser, normally more than one condenser is used.

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Q. Which of the following indicate leakages in a condenser?

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Q. Which of the following are added for pH adjustment in sodium analyser?

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Q. Normally, electrodes measure which of the following parameters?

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Q. Which of the following represent the concentration of a solution?

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Q. Sodium selective electrode provides a good response in measurement when the pH is above which of the following values?

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Q. Which of the following are used to free bound ions or liberate bound ions?

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Q. In which part of the apparatus is the reference and ion selective electrodes placed?

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Q. The output of the electrode in sodium analyser is proportional to which of the following parameters?

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Q. Cleaning process gives accuracy and long life.

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Q. Presence of sodium sulphate in water causes corrosion in boilers.

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