In a battery cover is placed over the element and sealed to the top of the battery container. This is done____________?

Electrolysis and Storage of Batteries 16/10/2020

A. to reduce evaporation of water from electrolyte
B. to exclude dirt and foreign matter from the electrolyte
C. to discharge both of the above functions
D. to discharge none of the above functions

Related Mcqs:

    During the charging of a lead-acid cell__________?
    A. its voltage increases B. it gives out energy C. its cathode becomes dark chocolate brown in colour D. specific gravity of H2SO4 decreases...
    It is noticed that during discharging the following does not happen___________?
    A. both anode and cathode become PbS04 B. specific gravity of H2SO4 decreases C. voltage of the cell decreases D. the cell absorbs energy...
    In a lead-acid cell, lead is called as____________?
    A. positive active material B. negative active material C. passive material D. none of the above...
    The body of Edison cell is made of___________?
    A. bakelite B. rubber C. nickel plated steel D. aluminium...
    Petroleum jelly is applied to the electrical connections to the lead-acid battery___________?
    A. prevent local heating B. prevent short-circuiting C. reduce path resistance D. prevent corrosion...

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