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4) The two cells, ६, and ६, are shown in...

4) The two cells, ६, and ६, are shown in each other as shown in the figure. Is added to the opposite position. Cell VI, viva The force 9V and internal resistance are 3 2, बल, VW force 7V And the internal resistance is 72. Between points A and B The potential will be -

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Two cells e_(1) and e_(2) connected in opposition to each other as shown in figure. The cell of emf 9 V and internal resistance 3Omega the cell is of emf 7V and internal resistance 7Omega . The potential difference between the points A and B is

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