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FREE AND STUDY GAMES ABOUT CLEANING/CORROSION
EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -13 Questions and Answers -format set of multiple-choice -Expert- Explanation Question 1: When an anodized surface coating is damaged in service, it can be partially restored by
Answer:
chemical surface treatment.
Question 2: Select the solvent used to clean acrylics and rubber.
Answer:
Aliphatic naphtha.Question 3: The interior surface of sealed structural steel tubing would be best protected against corrosion by which of the following?
Answer:
A coating of linseed oil.
Question 4: A primary cause of intergranular corrosion is
Answer:
improper heat treatment.
Question 5: Caustic cleaning products used on aluminum structures have the effect of producing
Answer:
corrosion.
Question 6: Which of these materials is the most cathodic?
Zinc. 2024 aluminum alloy. or Stainless steel.
Answer:
Stainless Steal Question 7: Which of the following are acceptable to use in cleaning anodized surfaces?
Answer:
Aluminum wool and fiber bristle brushes.Question 8: Select the solvent recommended for wipedown of cleaned surfaces just before painting.
Answer:
Aliphatic naptha.
Question 9: How may magnesium engine parts be cleaned?
Answer:
Wash with a commercial solvent, decarbonize, and scrape or grit blast.Question 10: Which of the following are acceptable to use when utilizing chemical cleaning agents on aircraft?
Answer:
Cotton fiber wiping cloths when using a flammable agent and atomizing spray equipment.Question 11: Which of the following are the desired effects of using Alodine on aluminum alloy?
Answer:
A slightly rough surface and increased corrosion resistance.Question 12: Which of these materials is the most anodic?Cadmium. 7075-T6 aluminum alloy.or Magnesium.
Answer:
Magnesium.
Question 13: For which of the following reasons would a water break test be conducted?
Answer:
To make certain that a bare metal surface is thoroughly clean.
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