A potentiometer is used to measure the voltage between two points of a dc circuit, which is found to be 1.2 V. This is also measured by a voltmeter, which is found to be 0.9 V. The resistance of the...

A potentiometer is used to measure the voltage<br>between two points of a dc circuit, which is found<br>to be 1.2 V. This is also measured by a voltmeter,<br>which is found to be 0.9 V. The resistance of the<br>voltmeter is 60 kN. The input resistance between ,<br>two points is<br>(a) 60 k2<br>(c) 45 k2<br>(b) 20 kQ<br>(d) 80 kQ<br>

Extracted text: A potentiometer is used to measure the voltage between two points of a dc circuit, which is found to be 1.2 V. This is also measured by a voltmeter, which is found to be 0.9 V. The resistance of the voltmeter is 60 kN. The input resistance between , two points is (a) 60 k2 (c) 45 k2 (b) 20 kQ (d) 80 kQ

Jun 10, 2022

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A potentiometer is used to measure the voltage between two points of a dc circuit, which is found to be 1.2 V. This is also measured by a voltmeter, which is found to be 0.9 V. The resistance of the...

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