Question

how is the efficiency of a fuel determined​

Answer 1

Answer:

Explanation:

fuel efficiency is form of thermal efficiency

hope helps

Answer 2

Explanation:

fuel economy Fuel economy is most often measured by the distance a vehicle can travel on a given volume of fuel (or the inverse). In the U.S. fuel economy is measured in vehicle miles per gallon of fuel. In the European Union liters per 100 kilometers is the preferred measure.