Which of the following is/are the characteristics of a good fuel?
It should produce less amount of heat.
It should be easily available.
It should produce a large amount of heat.
It should be economical.
An Ideal or good fuel has following characteristics:
(a) What are fuels ? Name any two common fuels.
(b) State any four characteristics of an ideal fuel (or good fuel).
List any four characteristics of a good fuel.