1|Page
NEIEP 400 FINAL EXAM LATEST 2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
If a current carrying wire is placed perpendicular to a field created
by two magnets of opposite polarity , what happens ? - ANSWER-
The conductor is moved at a right angle to the flux from the
magnetic poles
What does the Right - hand Rule for motors determine ? -
ANSWER-Direction of the current carrying conductor movement
in a magnetic field
What is the inherent current - limiter present for a rotating motor
armature called ? - ANSWER-CEMF
What effect does the EMF produced through induction have on
the applied EMF of a motor armature ? - ANSWER-Opposes the
applied EMF
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What does the amount of induced voltage in a wire depend on
when moving it through a magnetic field ? - ANSWER-Both B and
C
What is electromagnetism ? - ANSWER-Magnetism generated by
current flowing through a coil of wire
Which of the following elements are present when operating a
motor or generator ? - ANSWER-All of the above
An electromagnetic field in a generator is created by having
current flow in the ___? - ANSWER-Coils wound around the pole
piece
What provides the connection for the ends of the armature coils to
the commutator ? - ANSWER-Riser
The pole pieces of a DC Motor are made of many thin layers of
iron or steel called ___? - ANSWER-Laminations .
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The neutral plane is ___? - ANSWER-The points in a coil's
rotation where zero voltage is induced
What is the name of the field having only a few turns of heavy
wire ? - ANSWER-Series
What is the result of an improperly balanced armature -
ANSWER-Vibration
What can be used to compensate for armature reaction ? -
ANSWER-Interpole windings
Which of the following describes a pole piece's inability to
proportionally change its magnetic flux as changes in voltage
occur ? - ANSWER-Hysteresis losses
Which of the following uses a pigtail - ANSWER-Brush
How many pieces make up the shaft of a DC machine ? -
ANSWER-1
NEIEP 400 FINAL EXAM LATEST 2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
If a current carrying wire is placed perpendicular to a field created
by two magnets of opposite polarity , what happens ? - ANSWER-
The conductor is moved at a right angle to the flux from the
magnetic poles
What does the Right - hand Rule for motors determine ? -
ANSWER-Direction of the current carrying conductor movement
in a magnetic field
What is the inherent current - limiter present for a rotating motor
armature called ? - ANSWER-CEMF
What effect does the EMF produced through induction have on
the applied EMF of a motor armature ? - ANSWER-Opposes the
applied EMF
,2|Page
What does the amount of induced voltage in a wire depend on
when moving it through a magnetic field ? - ANSWER-Both B and
C
What is electromagnetism ? - ANSWER-Magnetism generated by
current flowing through a coil of wire
Which of the following elements are present when operating a
motor or generator ? - ANSWER-All of the above
An electromagnetic field in a generator is created by having
current flow in the ___? - ANSWER-Coils wound around the pole
piece
What provides the connection for the ends of the armature coils to
the commutator ? - ANSWER-Riser
The pole pieces of a DC Motor are made of many thin layers of
iron or steel called ___? - ANSWER-Laminations .
, 3|Page
The neutral plane is ___? - ANSWER-The points in a coil's
rotation where zero voltage is induced
What is the name of the field having only a few turns of heavy
wire ? - ANSWER-Series
What is the result of an improperly balanced armature -
ANSWER-Vibration
What can be used to compensate for armature reaction ? -
ANSWER-Interpole windings
Which of the following describes a pole piece's inability to
proportionally change its magnetic flux as changes in voltage
occur ? - ANSWER-Hysteresis losses
Which of the following uses a pigtail - ANSWER-Brush
How many pieces make up the shaft of a DC machine ? -
ANSWER-1
