The Painting of Automobiles is Done to

Answer: 4. All of these

The painting of automobiles is done to prevent the growth of rust on the body. Its outward appearance should be improved and Keep the steel's properties for a long time.

Solution:

The painting of automobiles is done to

- Prevent the growth of rust on the body.

- Improve its external appearance.

- Maintain steel's properties for a long time.

Corrosion is prevented by painting a car because a coat is impregnated in the pits, which react with various chemicals and lead to corrosion. The qualities of the material persist longer as a result of this chemical reaction prevention, and the automobile has a more appealing appearance.

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