Which fuel gives the highest mileage (fuel efficiency)? Answer Revealed
by J Nandhini
Updated Oct 27, 2023
Which fuel gives the highest mileage (fuel efficiency)?
The correct answer is Diesel engines
Diesel engines are a type of internal combustion engine that operate on diesel fuel. They were invented by Rudolf Diesel, a German engineer, and were first demonstrated in the late 19th century. Diesel engines are widely used in various applications due to their efficiency and durability.
Unlike gasoline engines, which use a spark plug to ignite a mixture of air and fuel, diesel engines rely on the high compression of air to ignite the diesel fuel. This process is known as compression ignition. When air is compressed in the engine cylinder, it heats up, allowing the injected diesel fuel to ignite spontaneously.
Diesel engines are known for their high thermal efficiency, which means they can convert a larger portion of the energy in diesel fuel into mechanical work. This makes them more fuel-efficient than gasoline engines, especially at higher loads and constant speeds. As a result, diesel engines are commonly used in heavy-duty vehicles, such as trucks, buses, and construction equipment.
They are also prevalent in industrial settings, power generation, and marine applications. Additionally, diesel engines are popular in many regions for passenger cars, particularly in Europe, due to their superior fuel economy.
While diesel engines offer advantages in terms of efficiency and longevity, they also produce higher levels of nitrogen oxides (NOx) and particulate matter compared to gasoline engines. As a result, there have been efforts to develop cleaner and more environmentally friendly diesel engine technologies, including advancements in exhaust aftertreatment systems and the development of low-sulfur diesel fuels.
Which fuel gives the highest mileage (fuel efficiency)? - FAQ
The correct answer is Diesel engines