MCQ PracticeHeating of coke, sand & phosphate rock in an electric furnace is done for the manufacture ofSubject: Chemical EngineeringTopic: Fertiliser TechnologyAPhosphoric acidBSuperphosphateCPhosphorousDTriple superphosphateCorrect Answer: CPractice 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