Consider the following statements regarding a motor car battery. 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
Important Facts
Car battery voltage is 12V, and capacity is in ampere-hours. The electrolyte is sulfuric acid, and electrodes are lead-lead dioxide.
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