Consider the following statements regarding a motor car battery:

I. The voltage is usually 12 V.

II. Electrolyte used is hydrochloric acid.

III. Electrodes are lead and copper.

IV. Capacity is expressed in ampere-hour.

Which of the above statements are correct ?

[A] I and II

[B] II and III

[C] III and IV

[D] I and IV

Answer & Explanation
Option: [D]

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