MCQ PracticeTest specimen for determination of refractoriness under load (RUL) of a refractory is heated in aSubject: Chemical EngineeringTopic: Furnace TechnologyAFurnace employing neutral atmosphereBCarbon resistance furnaceCReducing atmosphereDFurnace employing negative pressureCorrect Answer: BPractice 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