4 DEC SS Q.34

0. Which of the following statements are true about a fuel cell?
(A) It is a device that uses electrochemical reactions to produce electric current
(B) It consists of a positive electrode and a negative electrode separated by an electrolyte
(C) Just like batteries it needs to be recharged With an electric current
Choose the correct option from those given below:

Answer
Comment
Array

Option : A
Explanation : A fuel cell is a device in which electrochemical reaction takes place between Hydrogen and Oxygen. The main components of a fuel cell include an anode, a cathode, and an electrolyte. In presence of an electrolyte, the fuel ions i.e. Hydrogen ions react with the Oxygen ions to produce electricity, water vapour and heat.

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