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Q.

In fuel cells,__ is converted into electrical energy

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a

Potential energy

b

Neutralisation energy

c

Kinetic energy

d

Thermal energy

answer is B.

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Detailed Solution

In fuel cell combustion reaction takes place. 

Cathode Reaction: O2 + 2H2O + 4e– → 4OH–

Anode Reaction: 2H2 + 4OH– → 4H2O + 4e–

Net Cell Reaction: 2H2 + O2 → 2H2O

In fuel cells , thermal energy is converted into electrical energy.

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