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JEE Main & Advanced Chemistry Electrochemistry / विद्युत् रसायन Question Bank Cell constant and Electrochemical cells

  • question_answer
    Hydrogen?oxygen fuel cells are used in space?craft to supply    [MP PMT 1993; MP PET 1999]

    A)                 Power for heat and light

    B)                 Power for pressure

    C)                 Oxygen

    D)                 Water

    Correct Answer: B

    Solution :

                    Fuel-cells are used to provide power and drinking water to astronauts in space programme.


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