MCQ PracticeA train takes 9 sec to cross a pole. If the speed of the train is 48 kmph, then length of the train is?Subject: MathematicsTopic: Problems On TrainsA150 mB120 mC90 mD80 mCorrect 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