Corrosion

IMPORTANT

Corrosion: Overview

This topic covers concepts, such as, Corrosion, Characteristics of Corrosion & Prevention of Corrosion etc.

Important Questions on Corrosion

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Which of the following processes of corrosion prevention uses electrochemical process?

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A process of corrosion prevention in which epoxy, nylon, and urethane powders bonded to the metal surface to form a thin coating is termed as _____.

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The process of coating iron and steel with zinc, which alloys with the surface of the base metal when dipping the metal in a bath of molten zinc is known as _____.

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Which galvanization process uses powdered metals, ceramics, cermets, and certain polymeric materials?

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Which of the following galvanization processes is hot-dip but only applies to steel sheet, strip, and wire?

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Which of the following steel galvanising techniques is used?

A. Hot-dip galvanising
B. Cold galvanising
C. Thermal mists
D. Electroplating

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During galvanization, which layer is deposited on the metal surface?

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The application of a protective zinc coating to steel or iron to prevent corrosion is known as _____.

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Which of the following corrosion types is difficult to monitor and extremely dangerous?

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Which of the following equations is linked to the rate of corrosion?

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Which of the following variables is critical to the corrosion process?

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_____ occurs when a substance combines to form a new substance.

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What among the following is not a prevention step for stress corrosion cracking?

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Which of the following means using a metal that does not corrode to cover a more corrosive metal?

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Which of the following factors result in stress corrosion cracking (SCC)?

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In intergranular corrosion, which of the following is referred to as precipitation of carbides at grain boundaries in stainless steel or alloy, causing the steel or alloy to be susceptible?

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The addition of molybdenum is particularly made steels _____.

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Which one of the following elements corrodes rapidly?