Question

water fuel classification​

Answer 1

Answer:

Classification of fuels. A fuel is a substance which gives heat energy on combustion. A fuel contains carbon and hydrogen as main combustible elements. fuel is any material that can be made to react with other substances so that it releases chemical or nuclear energy as heat or to be used for work.

Answer 2

Answer:

The fuel can be classified into three type's mainly liquid, solid, and gaseous on the bases of their physical state. Density is defined as the ratio of the mass of the fuel to the volume of the fuel at a reference temperature of 15°C. Density is measured by an instrument called a hydrometer.