A fuel is a substance which Fuels and Combustion Mcqs August 19, 2019 BILAL KHATTAK0 A.burns on heating B.produces smoke C.burns to produce energy D.undergoes oxidation on heating Related Mcqs: Fuels produce energy because Which of the following is not characteristic of economy in a complex society? In a fuel cell A radioactive substance gives off Y-rays when Which of the following method can be used for heating wood? High ratio of surface to mass tend to Which method can be used for heating wood? Select the wrong statement The temperature at which fuel flow ceases is: The temperature at which fuel catches fire is: