MCQ PracticeThe n th term of an A.P., the sum of whose n terms is S n , isSubject: MathematicsTopic: ProgressionsAS n + S n - 1BS n - S n - 1CS n + S n + 1DS n - S n + 1Correct 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