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Fuels and its Composition Video Lecture | General Awareness for SSC CGL

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FAQs on Fuels and its Composition Video Lecture - General Awareness for SSC CGL

1. What are the different types of fuels commonly used?
Ans. Fuels can be classified into various types such as solid fuels (coal, wood), liquid fuels (petroleum, diesel), and gaseous fuels (natural gas, propane).
2. What is the composition of petroleum-based fuels?
Ans. Petroleum-based fuels consist mainly of hydrocarbons, with different fractions containing molecules of varying sizes such as gasoline (C5-C12), diesel (C12-C20), and heavy fuel oil (C20 and above).
3. How is the calorific value of a fuel determined?
Ans. The calorific value of a fuel is determined by measuring the amount of heat released when a unit mass of the fuel is completely burned in oxygen, typically expressed in units of kilojoules per kilogram (kJ/kg).
4. What are the environmental impacts of burning fossil fuels?
Ans. Burning fossil fuels releases carbon dioxide and other greenhouse gases into the atmosphere, contributing to global warming and climate change. It also leads to air pollution, acid rain, and other environmental problems.
5. How can alternative fuels help reduce dependence on traditional fossil fuels?
Ans. Alternative fuels such as biofuels, hydrogen, and electric power can help reduce dependence on traditional fossil fuels by providing cleaner and more sustainable energy sources.
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