MCQOPTIONS
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| 1. |
Two cells when connected in series are balanced on 8m on a potentiometer. If the cells are connected with polarities of one of the cell is reversed, they balance on 2m. The ratio of e.m.f.'s of the two cells is |
| A. | \[3:5\] |
| B. | \[5:3\] |
| C. | \[3:4\] |
| D. | \[4:3\] |
| Answer» C. \[3:4\] | |