Electricity and magnetism for advanced students (1920)
Starling, Sydney George, 1873- · London Longmans, Green · leaf 98
l is situated in a strong radial magnetic field, asin the case of the galvanometer, but the control is produced by a spiralspring usually made of phosphor-bronze, and the coil turns upon two IV. AMMETERS 87 jewelled pivots. Fig. 80 is a voltmeter made by Messrs Nalder Bros,and Thompson, Ltd. In… … serves the purpose of a galvanometer when great sensitiveness is notrequired. It is called a single pivot galvanometer on account of thefact that the coil is suspended by one pivot only, which is situated atthe centre of the spherical soft iron core as shown in the figure. Ammeters.—A voltmeter may…
Electricity · Magnetism
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