MCQ PracticeWhich of the following is the principle of Atomic Absorption Spectroscopy?Subject: Biotechnology EngineeringTopic: Analytical Tools In BiotechnologyARadiation is absorbed by non-excited atoms in vapour state and are excited to higher statesBMedium absorbs radiation and transmitted radiation is measuredCColour is measuredDColour is simply observedCorrect Answer: APractice 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