Q.
Commercial sources of energy purely consist of
(A) power, coal, oil, gas, hydro-electricity and uranium
(B) coal, oil, firewood, vegetable waste and agricultural waste
(C) power, coal, animal dung and firewood
(D) coal, gas, oil and firewood
Asked by Octopus,
27 Mar '12 09:41 pm
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Answers (3)
1.
(A) power, coal, oil, gas, hydro-electricity and uranium
Answered by Prince Deva, 27 Mar '12 09:42 pm
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2.
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3.
Have you forgotten SOLAR ENERGY? Though it is not a commercial source exactly but you have to pay heavily to make an arrengement for utilising it.
Answered by vikas korlekar, 27 Mar '12 09:53 pm
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