Practice # 6 AC Theory
Flashcard
•
Physics
•
Professional Development
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is induced when a conductor is moved through a magnetic field?
Back
Electromotive force (EMF)
2.
FLASHCARD QUESTION
Front
What is the term for the induced voltage or current flowing at any instant during a cycle?
Back
Instantaneous value
3.
FLASHCARD QUESTION
Front
What is induced in each side of a loop conductor when it is rotated in a magnetic field?
Back
Voltage
4.
FLASHCARD QUESTION
Front
What is the largest instantaneous value called?
Back
Peak value
5.
FLASHCARD QUESTION
Front
What do we call a series of changes that returns to the starting point and then starts again?
Back
Cycle
6.
FLASHCARD QUESTION
Front
Define electromotive force (EMF).
Back
The voltage generated by a changing magnetic field or by the motion of a conductor through a magnetic field.
7.
FLASHCARD QUESTION
Front
What is the difference between average value and instantaneous value?
Back
Average value is the mean of all values over a cycle, while instantaneous value is the value at a specific moment.
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