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meikunn2565 meikunn2565
wrote...
Posts: 461
4 years ago
When coal is burned to generate electricity, 70% of the primary energy in the coal is transformed into unused heat. This means that the energy conversion efficiency from chemical to electrical energy is ________.

▸ 0%

▸ 70%

▸ 100%

▸ 30%

▸ cannot be determined
Textbook 
The Environment and You

The Environment and You


Edition: 2nd
Authors:
Read 62 times
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RNIPPRNIPP
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Posts: 372
4 years ago
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