Question

in ancient times ,wood and animal dung were used as a fuel. now a days LPG has taken its place in our kitchens being a good source of energy .students are asked to analyse the properties of a good fuel easily available ,low cost, smokeless ,all the above ​

Answer 1

The good fuel must satisfy the following properties:

1. It should be easily available. That is, it should not consume time for the extraction of the fuel.

2. It should be available at lower costs. That is, every people should afford it.

3. It should be smokeless or pollution-free or environment friendly. That is, the rate of pollution should be less.

4. The ignition temperature should be low. That is, it should get burn at the moderate heat.

5. There should be less residues. That is, the whole fuel must be converted to energy. Instead, if there are more residues, then the energy produced will be less.