Multiple Choice
Below are listed some widely-used devices and the amount of energy they waste. a.Which pair of choices is not correct?
A) incandescent light bulb - up to 95%
B) internal combustion engine - 80%
C) nuclear power plant - 50%
D) coal-fired power plant - up to 80%
E) all of these answers
Correct Answer:

Verified
Correct Answer:
Verified
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