Single Answer MCQ
Q-00039994
What is the primary cause of corrosion in metals?
1
Exposure to sunlight
2
Reaction with air and moisture
3
Contact with other metals
4
High temperatures
Answer and Solution
Answer
B. Reaction with air and moisture
Solution:
Corrosion mainly occurs due to the reaction of metals with both oxygen (from air) and moisture (water). Sunlight and temperature can also influence the process, but the key factors are air and moisture.
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