Question

What is a good fuel? What is a good source of energy?

Answer 1

A fuel is said to be good fuel if it produces a large amount of heat on burning without producing a lot of smoke, and is easily available.
The energy output per unit volume (or mass) of good source of energy should be high. ... Easy to store and transport: Most common sources of energy such as coal, petrol, and LPG need to transport to users from their points of production. • Economical: The source of energy has to be economical. Hydrogen is excellent fuel.
I hope it is helpful for you

Answer 2

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⚡GOOD FUEL

It relise a large amount of heat, Less amount of smoke and easily available.

⚡ GOOD SOURCE OF ENERGY.

A good source of energy would be one :-

✔️ Which would do a large amount of work per unit volume or mass.

✔️ Easily accessible.

✔️ Easy to store and transport.

✔️ Economical

Hope it helps you!!