An alkaline cell is discharged at a steady current of 4A for 12 hours. – McqOptions

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1.	An alkaline cell is discharged at a steady current of 4A for 12 hours. To restore it to its original state of charge, a steady current of 3A for 20 hours is required. Calculate ah efficiency.
A.	80%
B.	60%
C.	70%
D.	90%
Answer» B. 60%

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