Question

Key word of fuel efficiency easy line​

Answer 1

Answer:

Fuel economy is the distance travelled per unit volume of fuel used; for example, kilometres per litre (km/L) or miles per gallon (MPG), where 1 MPG (imperial) ≈ 0.354006 km/L. In this case, the higher the value, the more economic a vehicle is (the more distance it can travel with a certain volume of fuel).

Answer 2

Answer:

Fuel is a substance that will undergo combustion to produce heat when the substance comes in contact with oxygen at a temperature that is equal to or higher than the ignition temperature of the Fuel. Any combustible substance can act as a fuel.