Fuel cell, using hydrogen and oxygen as fuels, A. has been used in spaceship B. has as efficiency of 40% to produce electricity C. uses aluminium as catalysts D. is eco-friendly E. is actually a type

Question

Fuel cell, using hydrogen and oxygen as fuels, A. has been used in spaceship B. has as efficiency of 40% to produce electricity C. uses aluminium as catalysts D. is eco-friendly E. is actually a type of Galvanic cell only

(A) A,B,C only
(B) A,B,D only
(C) A,B,D,E only
(D) A,D,E only

Prashant Kotian · Accepted Answer

Correct answer: D. Fuel cell is used in spaceship and it is type of galvanic cell.

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