Question : Which of the following is a non-conventional energy source?
Option 1: Coal
Option 2: Solar energy
Option 3: Natural gas
Option 4: Petroleum
Correct Answer: Solar energy
Solution : Solar energy is a non-conventional energy source, unlike coal, natural gas, and petroleum, which are conventional sources of energy.
Question : Which of the following is a renewable source of energy?
Question : Which one of the following is not a non-conventional source of energy?
Question : Which of the following is a conventional energy source?
Question : Which energy source is considered non-conventional?
Question : Which of the following is not a commercial source of energy ?
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