What is Good Source of Energy?
In our daily lives, we use energy from different sources for doing work. We use
Diesel to run our trains
Electricity to light our street lamps
Muscular energy for cycling
Our choice of a fuel for performing some work depends on many factors. Some of the factors are
How much heat does it liberate on burning?
Does it create any environment problem by emitting lot of smoke?
Is it easily available?
Based on the discussion above, we can easily say what the requirements for the good source of energy are. A good source of energy would be one
which would do a large amount of work per unit volume or mass
be easily accessible
be easy to store and transport
be more economical