what is a fuel ? how are fuels classified
Answers
Answer:
On the basis of physical state of fuel they are classified into solid, liquid, gaseous state. Example: Solid:- ⟶ Wood, cowdung cakes and agricultural waste. Liquid:- Kerosene, diesel and petrol. Gaseous:- Biogas, CNG and LPG.
Explanation:
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Answer:
A fuel is any material that can be made to react with other substances so that it releases energy as thermal energy or to be used for work.
Fuel Classification On the basis of
Occurrence
1. Natural or Primary Fuels
Primary or natural fuels are obtained in nature and can be extracted, filtered, cleaned, or graded without any energy expenditure.
2. Artificial or Secondary Fuels
Secondary fuels or Artificial fuels are derived from primary fuels by purifying or removing some impurities by various chemical or physical processes.
Based on the State of Aggregation
1. Solid Fuel – All the fuels that exist in a solid state are known as solid fuels.
2. Liquid Fuel – All the fuels that exist in the liquid state are known as liquid fuels.
3. Gaseous Fuel – All the fuels that exist in the gaseous state are known as gaseous fuels.