MCQ PracticeEfficiency of the combustion of a fuel is judged by the __________ the flue gas.Subject: Chemical EngineeringTopic: Fuels And CombustionA% of CO 2 inB% of O 2 inCTemperature ofDColour ofCorrect 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