Multiple Choice
What is one of the drawbacks to using fuel cells?
A) The fuel of the fuel cells is hard to handle.
B) They are less efficient than combustion energy sources or batteries.
C) They are very big and bulky,which makes them hard to use in small devices.
D) There are no drawbacks.
E) only A and B
Correct Answer:
Verified
Correct Answer:
Verified
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