Which of the following is/are correct about conventional sources of energy?
The sources of energy which cannot be renewed.
The sources which are present in a limited amount in nature.
The conventional source of energy is one which is present in a limited amount in nature, exhaustible and cannot be renewed. Coal, oil, petrol etc. are few examples of the conventional source of energy.
These sources of energy are termed conventional sources of energy as they are in use for most of the human history.