View in English A 2 V potentiometer is used to determine the internal resistance of...
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View in English A 2 V potentiometer is used to determine the internal resistance of a 1 5 V cell the balance point of the cell in the open circuit is 75 cm When a resistor of 10 Q is connected across the cell the balance point shifts to 60 cm The internal resistance of the cell is O 1 50 O 250 350 O 4 50
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