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Chapter 4

PHYSICS 1L03 Chapter Notes - Chapter 4: Slip Ring, Transformer, Induction Motor


Department
Physics
Course Code
PHYSICS 1L03
Professor
Christine Wilson
Chapter
4

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Electromagnetism
Generators
Fleming's Hand Rule For Generators
Generator Effect Conventional Current Flow Electron Flow
Thumb = Movement of
Conductor on Armature
Right-Hand Generator Rule Left-Hand Generator Rule
Index Finger = Magnetic
Lines of Force Field
Middle Finger = Current or
Electron Flow
Generator: A machine that converts mechanical energy into electrical energy.
Electricity is produced from magnets whirling inside coils of wire in the generator
core.
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Armature: The moving part of a magnetic device consisting of one or more coils
that are electrically connected to create the rotatable section of a generator.
Slip Rings: A slip ring is a method of making an electrical connection through a
rotating assembly, commonly found in electrical generators.
Brushes: conducts current between rotating and stationary parts of a generator
or motor
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Commutator Ring: A single ring that is divided in half, with each half
connected to one end of the armature wire.
Motor
Motor: An alternating current motor in which the primary winding on one
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