MCQ PracticeThe main disadvantage of the mechanical pump is thatSubject: Automobile EngineeringTopic: Fuel Supply SystemAThey need to be located near the engineBThey are prone to vapour lockCThey operate only after the engine has startedDAll of the aboveCorrect 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