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G4E11

Which of the following is a disadvantage to using wind power as the primary source of power for an emergency station?

Select	Answer
A	All of these choices are correct
B	The voltage and current ratings of such systems are not compatible with amateur equipment
C	The conversion efficiency from mechanical energy to electrical energy is less that 2 percent
D	A large energy storage system is needed to supply power when the wind is not blowing

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