International Library of Technology · Scranton, International Textbook Co. · leaf 498
he current which the machine furnishes to theexternal circuit; therefore, when the armature is runningat a constant speed, the E. M. F. which is generated in itvaries as the current varies, though not necessarily in thesame proportion. This is not usually desirable, since mostapplications of direct… … APPLIED ELECTRICITY. 2031 of regulation, whereby either the effect of variations in thecurrent on the magnetizing force of the field may be neu-tralized or the effective E. M. F. of the armature may bealtered to suit the conditions. The former result may beobtained by placing an adjustable…
Electrical engineering
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.], 1902, leaf 498](https://img.insideoutlibrary.com/img/1024/ia-electricengineer01inte-498-203.webp)
