Two scales on a voltmeter measure voltages up to 20.9 and 30.7 V, respectively. The resistance connected in series with the galvanometer is 15900 for the 20.9-V scale and 30800 for the 30.7-V scale. Determine (a) the coll resistance and (b) the full-scale current of the galvanometer that is used in the voltmeter. (a) Number i (b) Number Units Units
Two scales on a voltmeter measure voltages up to 20.9 and 30.7 V, respectively. The resistance connected in series with the galvanometer is 15900 for the 20.9-V scale and 30800 for the 30.7-V scale. Determine (a) the coll resistance and (b) the full-scale current of the galvanometer that is used in the voltmeter. (a) Number i (b) Number Units Units
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Transcribed Image Text:Two scales on a voltmeter measure voltages up to 20.9 and 30.7 V, respectively. The resistance connected in series with the
galvanometer is 15900 for the 20.9-V scale and 30800 for the 30.7-V scale. Determine (a) the coll resistance and (b) the full-scale
current of the galvanometer that is used in the voltmeter.
(a) Number
(b) Number
Units
Units
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