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A resistance of RQ draws current from a potentiometer Potentiometer has a total resistance Roas...

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A resistance of RQ draws current from a potentiometer Potentiometer has a total resistance Roas shown in figure 1 A 3 2V R Ro 4R R A voltage V is supplied to the potentiometer Derive an expression for the voltage across R when the sliding contact is in the middle of the potentiometer 4V R Ro 2R R B 2 4 2V R Ro C 2V Ro Ro 4R

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