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Below Are Listed Some Widely-Used Devices and the Amount of Energy

Question 99

Multiple Choice

Below are listed some widely-used devices and the amount of energy they waste. 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 - 65%
E) combined heat and power system (CHP) 10-15%

Correct Answer:

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