MCQ PracticeA train of length 500 feet crosses a platform of length 700 feet in 10 seconds. The speed of the train is?Subject: MathematicsTopic: Problems On TrainsA70 ft/secondB85 ft/secondC100 ft/secondD120 ft/secondCorrect Answer: DPractice 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