Q. Which of the following types of corrosion in which stainless steels are more susceptible than ordinary steels?

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Q. Which of the following metal is the best material selection combination for the nitric acid environment?

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Q. Which of the following metal is the best material selection combination for the caustic environment?

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Q. Which of the following metal is the best material selection combination for distilled water?

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Q. Which of the following metal is/are the correct combination for reducing or non-oxidizing environment?

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Q. Which of the following material is used for handling hydrogen peroxide?

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Q. Which of the following type of zirconium is used in an atomic-energy application?

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Q. Which of the following is/are the different classes of non-metallics?

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Q. Which of the following type of materials possess excellent corrosion and high-temperature resistance?

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Q. Boiling seawater is less corrosive than that of hot seawater.

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Q. Which of the following belongs to the alteration of the environment to minimize corrosion?

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Q. Which of the following is/are the functions of magic devices or water-conditioning gadgets?

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Q. Since corrosion is a penetrating action, it is necessary to make allowances for the reduction in thickness in designing pipes and tanks.

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Q. What should be the approximate thickness of a wall for better performance if the corrosion rate of that wall is estimated as 1/8 inches in 1 year?

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Q. Which of the following is/are the design rules for corrosion prevention?

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Q. Which of the following is the design rule to reduce erosion-corrosion?

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Q. Which of the following is not a design rule for corrosion prevention?

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Q. Uneven temperature distribution leads to higher corrosion rates and may result in stress-corrosion cracking failure.

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Q. Which of the following is/are included in the general term avoid heterogeneity?

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Q. An inhibitor is a chemical substance that added in small concentrations to an environment, to decrease the corrosion rate.

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