The next series of diagrams illustrate a full AC- cycle for the Primary coil of the transformer. In each diagram of the Secondary coil: (a) Draw the magnetic field vector (from the Primary, through the iron core). Label it Bext (b) Indicate what is the change in flux sensed by the coil. ØB increasing orbs decreasing. (c) Draw the induced magnetic field vector. Label it B (d) Show the induced current in the coil (in correct direction).

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Chapter1: Units, Trigonometry. And Vectors
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The next series of diagrams illustrate a full AC-
cycle for the Primary coil of the transformer. In
each diagram of the Secondary coil:
(a) Draw the magnetic field vector (from the
Primary, through the iron core). Label it Bext
(b) Indicate what is the change in flux sensed
by the coil. OB increasing orbs decreasing.
(c) Draw the induced magnetic field vector.
Label it B
(d) Show the induced current in the coil (in
correct direction).
EM INDUCTION Activity
NAME:
The Transformer
iron core
iron core
Primar y
Secondar y
Primar y
Secondar y
First Quarter of Primary AC current:
Second Quarter of Primary AC current:
The current in the PRIMARY COIL is decreasing.
The current in the PRIMARY COIL is increasing.
The flux through the SECONDARY COIL is
The flux through the SECONDARY COIL is
iron core
iron core
Primar y
Secondar y
Primar y
Secondar y
Third Quarter of Primary AC current:
Fourth Quarter of Primary AC current:
The current in the PRIMARY COIL is decreasing.
The current in the PRIMARY COIL has changed
direction and is increasing.
The flux through the SECONDARY COIL is
The flux through the SECONDARY COIL is
Transcribed Image Text:The next series of diagrams illustrate a full AC- cycle for the Primary coil of the transformer. In each diagram of the Secondary coil: (a) Draw the magnetic field vector (from the Primary, through the iron core). Label it Bext (b) Indicate what is the change in flux sensed by the coil. OB increasing orbs decreasing. (c) Draw the induced magnetic field vector. Label it B (d) Show the induced current in the coil (in correct direction). EM INDUCTION Activity NAME: The Transformer iron core iron core Primar y Secondar y Primar y Secondar y First Quarter of Primary AC current: Second Quarter of Primary AC current: The current in the PRIMARY COIL is decreasing. The current in the PRIMARY COIL is increasing. The flux through the SECONDARY COIL is The flux through the SECONDARY COIL is iron core iron core Primar y Secondar y Primar y Secondar y Third Quarter of Primary AC current: Fourth Quarter of Primary AC current: The current in the PRIMARY COIL is decreasing. The current in the PRIMARY COIL has changed direction and is increasing. The flux through the SECONDARY COIL is The flux through the SECONDARY COIL is
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