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Problem 30817.
Sold: 2
last one 17.05.2021
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Uploaded: 12.04.2014
Content: 30817.jpg 56,35 kB
Refunds: 0
Uploaded: 12.04.2014
Content: 30817.jpg 56,35 kB
Product description
There is a voltmeter with a resistance of 2 kOhm designed for measuring potential differences up to 30 V, the scale is divided into 150 divisions. What resistance R should be taken and how to turn it on so that this voltmeter can measure potential differences up to 75 V? How will the division value of the voltmeter change?
Additional information
Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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