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UNIT 3
PHYSICAL STRUCTURE AND
CONFIGURATION OF DC MACHINES
1 Learn the meaning of the following words, word-
combinations and word groups:
A two-pole machine, DC Machines, salient poles, torque, rotor,
field winding, stator, shaft, mechanical switch, commutator,
brushes, coil, field excitation, shunt-connected machine, series-
connected motors, compound-connected machine, short shunt,
long shunt.
2 Read and translate Text 1:
Text 1
Physical Structure and Configuration of DC Machines
Figure 3.1 - Physical structure and configuration of DC
machines
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