MCQ PracticeDifferential amplifiers are used inSubject: Electrical EngineeringTopic: Op AmpAInstrumentation amplifiersBVoltage followersCVoltage regulatorsDBuffersCorrect 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