A galvanometer is to be turned into a voltmeter that deflects full scale for a potential difference

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A galvanometer is to be turned into a voltmeter that deflects full scale for a potential difference of 100.0 V. What size resistor should be placed in series with the galvanometer if it has an internal resistance of 75 Ω and deflects full scale for a current of 2.0 mA?
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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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