MCQ PracticeIn transformers using hot rolled steel, the cross-section of the yoke is made about _____ greater than that of the coreSubject: Electrical EngineeringTopic: Electrical Machine DesignA5 percentB10 percentC15 percentD30 percent E. none of the aboveCorrect 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