MCQ PracticeA 100 m long train is going at a speed of 60 km/hr. It will cross a 140 m long railway bridge in-Subject: MathematicsTopic: Problems On TrainsA3.6 secB7.2 secC14.4 secD21.6 secCorrect Answer: CPractice 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