CBSE Board Papers Class 12 - 2014 - Physics - Question 23

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Question - A resistance of R ---p draws current from a potentiometer as shown in the figure. The potentiometer has a total resistance R 0 ----. 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. Vedantu - Your Personal Teacher Online - Get an clear edge over other students by constant revision of important topics with an awesome teacher. - Get your doubts and questions resolved instantly by booking an instant live session - Prepare for competitive exams with our exam courses and achieve your goal - Skipped a topic in tuitions? Learn it on Vedantu by taking our topic courses


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