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Electrolysis and Storage of Batteries - Interview Questions and Answers

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26. The output voltage of a charger is
A. less than the battery voltage
B. higher than the battery voltage
C. the same as the battery voltage
D. none of the above
Explanation:
27. 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
Explanation:
28. The capacity of a lead-acid cell is measured in
A. amperes
B. ampere-hours
C. watts
D. watt-hours
Explanation:
29. The watt-hour efficiency of a lead-acid cell varies between
A. 25 to 35%
B. 40 to 60%
C. 70 to 80%
D. 90 to 95%
Explanation:
30. The best indication about the state of charge on a lead-acid battery is given by
A. output voltage
B. temperature of electrolyte
C. specific gravity of electrolyte
D. none of the above
Explanation:
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