1.

What is the overall efficiency of a fuel cell? (E=Delivered voltage, I=current delivered for a period of time T)

A. ( frac{(EIT)}{ H} )
B. ( frac{(ET)}{ HI} )
C. (1-( frac{(EIT)}{ H}) )
D. ( frac{ H}{EIT} )
Answer» B. ( frac{(ET)}{ HI} )


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