An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 197
s cause a movement ofthe pointer a certain distance across the scale in one case, itrequires forty volts to cause an equal movement in the othercase. Many voltmeters are made with only one resistance 168 ELECTRICITY AND MAGNETISM coil and only one scale. The letters in this figure refer to thesame… … Fig. 103. — How to connect a voltmeter and ammeter. They are never connected in series with the main line as areammeters. The proper connections for both ammeter andvoltmeter are shown in figure 103. Problems 1. If the resistance of the moving coil of an instrument is 6 ohmsand it takes 0.01…
Electricity · Magnetism
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