alleryWhich of the following is NOT a non-conventional source?
ASolar
BWind
CCoal
DGeothermal
Answer & Solution
Correct answer: C. Coal
1. Coal is a conventional, non-renewable fossil fuel.
2. Solar, wind and geothermal are non-conventional and renewable.
3. They are also low-emission alternatives.
4. So coal does not belong in the non-conventional list.
5. Hence the answer is coal.
_Source: syllabus Science Ch 14 'Sources of Energy' (byjus.com extract)_
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