MCQ PracticeThe purpose of providing iron core in a step-up transformer isSubject: Electrical EngineeringTopic: TransformersATo provide coupling between primary and secondaryBTo increase the magnitude of mutual fluxCTo decrease the magnitude of magnetizing currentDTo provide all above featuresCorrect 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