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Question
Which of the following cell was used in the Apollo space programme?
Options
Mercury cell
Daniel cell
\[\ce{H2 - O2}\] fuel cell
Dry cell
\[\ce{Ni - Cd}\] cell
Solution
\[\ce{H2 - O2}\] fuel cell
Explanation:
It was chosen for its ability to produce energy by mixing hydrogen and oxygen from hydrogen peroxide, resulting in water as a byproduct. The Apollo missions relied on this fuel cell for dependable and efficient electricity.
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