Cell And Battery Multiple Choice Questions and Answers


21.  Cells are connected in series in order to


   A. Increase the voltage rating

   B. Increase the current rating

   C. Increase the life of the cells

   D. None of the above


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A. Increase the voltage rating

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22.  Five 2 V cells are connected in parallel. The output voltage is


   A. 1 V

   B. 1.5 V

   C. 1.75 V

   D. 2 V


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D. 2 V

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23.  A dead storage battery can be revived by


   A. Adding distilled water

   B. Adding so-called battery restorer

   C. A dose of H2SO4

   D. None of the above


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D. None of the above

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24.  The open circuit voltage of any storage cell depends wholly upon


   A. Its chemical constituents

   B. On the strength of its electrolyte

   C. Its temperature

   D. All of the above


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D. All of the above

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25.  Each cell has a vent cap


   A. To allow gases out when the cell is on charge

   B. To add water to the cell if needed

   C. To check the level of electrolyte

   D. To do all above functions


✔ View Answer


D. To do all above functions

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