In a potentiometer arrangement, a cell gives a balancing point at 75 cm length of wire. This cell is now replaced by another cell of unknown emf. If the ratio of the emef’s of two cells respectively is 3:2, the difference in the balancing length of the potentiometer wire in above two cases will be __________ cm.
In a potentiometer arrangement, a cell gives a balancing point at 75 cm length of wire. This cell is now replaced by another cell of unknown emf. If the ratio of the emef’s of two cells respectively is 3:2, the difference in the balancing length of the potentiometer wire in above two cases will be __________ cm.
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