MCQ PracticeThe total Track’s length of Railways in Pakistan is:Subject: Pakistan StudiesTopic: Pak-StudiesA5740 kilometres (3566 mi)B12929 kilometres (8033 mi)C7300 kilometres (4536 mi)D11,881 kilometres (7,383 mi)Correct 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