MCQ PracticeCorrosion in boilers can be prevented bySubject: Chemical EngineeringTopic: Environmental Engineering In CeADeaeration of feed waterBEnhancing pH of feed water by adding alkaliCFeeding sodium sulphite or hydrazine phosphate to the boilers, which combines with oxygen and prevents corrosionDAll of the aboveCorrect Answer: DPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the