UPSC Physics Electric Current and Magnetism Question Bank Electricity, Magnetism and Light

  • question_answer
          Consider the following statements regarding a motor car battery:                               [IAS Prelim]
    1. The voltage is usually 12V.
    2. Electrolyte used is hydrochloric acid.
    3. Electrodes are lead and copper.
    4. Capacity is expressed in ampere-hour.
    Which of the above statements are correct?

    A)       1 and 2            

    B)      2 and 3

    C) 3 and 4            

    D)      1 and 4

    Correct Answer: B

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