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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

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