5702. Corrosion in boilers can be prevented by

Deaeration of feed water
Enhancing pH of feed water by adding alkali
Feeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosion
All of the above
✅ The correct answer is option D.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top