Electricity and magnetism for advanced students (1920)
Starling, Sydney George, 1873- · London Longmans, Green · leaf 166
rmined experi-mentally for one position, thatfor other positions of the scalewill then be known. Another useful variable con-denser is made by Mr. A. CCosser, shown in Fig. 168. Anumber of semicircular platesare insulated, and between themand parallel to them are a num-• ber of similar plates… … Fig. 168. 156 ELECTRICITY AND MAGNETISM CHAP. position of the plates may be determined by means of a pointer movingover a circular scale. The condenser is not an absolute one, and thescale must be calibrated by experimental comparison with knownstand ara condensers. Electrometers.—For the…
Electricity · Magnetism
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